feat(people): update the API

#### people:v1
The following keys were added:
- resources.people.methods.createContact.parameters.sources.enumDescriptions
- resources.people.methods.deleteContactPhoto.parameters.sources.enumDescriptions
- resources.people.methods.get.parameters.sources.enumDescriptions
- resources.people.methods.getBatchGet.parameters.sources.enumDescriptions
- resources.people.methods.listDirectoryPeople.parameters.mergeSources.enumDescriptions
- resources.people.methods.listDirectoryPeople.parameters.sources.enumDescriptions
- resources.people.methods.searchDirectoryPeople.parameters.mergeSources.enumDescriptions
- resources.people.methods.searchDirectoryPeople.parameters.sources.enumDescriptions
- resources.people.methods.updateContact.parameters.sources.enumDescriptions
- resources.people.resources.connections.methods.list.parameters.sortOrder.enumDescriptions
- resources.people.resources.connections.methods.list.parameters.sources.enumDescriptions
- schemas.CopyOtherContactToMyContactsGroupRequest.properties.sources.items.enumDescriptions
- schemas.ProfileMetadata.properties.userTypes.items.enumDescriptions
- schemas.UpdateContactPhotoRequest.properties.sources.items.enumDescriptions

The following keys were changed:
- resources.contactGroups.methods.batchGet.description
- resources.contactGroups.methods.batchGet.parameters.maxMembers.description
- resources.contactGroups.methods.delete.description
- resources.contactGroups.methods.get.description
- resources.contactGroups.methods.get.parameters.maxMembers.description
- resources.contactGroups.methods.list.description
- resources.contactGroups.methods.list.parameters.pageSize.description
- resources.contactGroups.methods.list.parameters.pageToken.description
- resources.contactGroups.methods.list.parameters.syncToken.description
- resources.contactGroups.methods.update.description
- resources.contactGroups.methods.update.parameters.resourceName.description
- resources.contactGroups.resources.members.methods.modify.description
- resources.otherContacts.methods.list.description
- resources.otherContacts.methods.list.parameters.pageSize.description
- resources.otherContacts.methods.list.parameters.pageToken.description
- resources.otherContacts.methods.list.parameters.readMask.description
- resources.otherContacts.methods.list.parameters.requestSyncToken.description
- resources.otherContacts.methods.list.parameters.syncToken.description
- resources.people.methods.createContact.parameters.personFields.description
- resources.people.methods.createContact.parameters.sources.description
- resources.people.methods.deleteContactPhoto.parameters.personFields.description
- resources.people.methods.deleteContactPhoto.parameters.sources.description
- resources.people.methods.get.description
- resources.people.methods.get.parameters.personFields.description
- resources.people.methods.get.parameters.requestMask.includeField.description
- resources.people.methods.get.parameters.resourceName.description
- resources.people.methods.get.parameters.sources.description
- resources.people.methods.getBatchGet.description
- resources.people.methods.getBatchGet.parameters.personFields.description
- resources.people.methods.getBatchGet.parameters.requestMask.includeField.description
- resources.people.methods.getBatchGet.parameters.resourceNames.description
- resources.people.methods.getBatchGet.parameters.sources.description
- resources.people.methods.listDirectoryPeople.description
- resources.people.methods.listDirectoryPeople.parameters.mergeSources.description
- resources.people.methods.listDirectoryPeople.parameters.pageSize.description
- resources.people.methods.listDirectoryPeople.parameters.pageToken.description
- resources.people.methods.listDirectoryPeople.parameters.readMask.description
- resources.people.methods.listDirectoryPeople.parameters.requestSyncToken.description
- resources.people.methods.listDirectoryPeople.parameters.syncToken.description
- resources.people.methods.searchDirectoryPeople.description
- resources.people.methods.searchDirectoryPeople.parameters.mergeSources.description
- resources.people.methods.searchDirectoryPeople.parameters.pageSize.description
- resources.people.methods.searchDirectoryPeople.parameters.pageToken.description
- resources.people.methods.searchDirectoryPeople.parameters.query.description
- resources.people.methods.searchDirectoryPeople.parameters.readMask.description
- resources.people.methods.updateContact.description
- resources.people.methods.updateContact.parameters.personFields.description
- resources.people.methods.updateContact.parameters.resourceName.description
- resources.people.methods.updateContact.parameters.sources.description
- resources.people.methods.updateContact.parameters.updatePersonFields.description
- resources.people.resources.connections.methods.list.description
- resources.people.resources.connections.methods.list.parameters.pageSize.description
- resources.people.resources.connections.methods.list.parameters.pageToken.description
- resources.people.resources.connections.methods.list.parameters.personFields.description
- resources.people.resources.connections.methods.list.parameters.requestMask.includeField.description
- resources.people.resources.connections.methods.list.parameters.requestSyncToken.description
- resources.people.resources.connections.methods.list.parameters.sortOrder.description
- resources.people.resources.connections.methods.list.parameters.sources.description
- resources.people.resources.connections.methods.list.parameters.syncToken.description
- schemas.Address.description
- schemas.Address.properties.countryCode.description
- schemas.Address.properties.formattedType.description
- schemas.Address.properties.formattedValue.description
- schemas.Address.properties.type.description
- schemas.Birthday.description
- schemas.BraggingRights.description
- schemas.ContactGroup.properties.etag.description
- schemas.ContactGroup.properties.formattedName.description
- schemas.ContactGroup.properties.memberCount.description
- schemas.ContactGroup.properties.memberResourceNames.description
- schemas.ContactGroup.properties.name.description
- schemas.ContactGroup.properties.resourceName.description
- schemas.ContactGroupMembership.properties.contactGroupResourceName.description
- schemas.ContactGroupMetadata.properties.deleted.description
- schemas.CopyOtherContactToMyContactsGroupRequest.properties.copyMask.description
- schemas.CopyOtherContactToMyContactsGroupRequest.properties.readMask.description
- schemas.CopyOtherContactToMyContactsGroupRequest.properties.sources.description
- schemas.CopyOtherContactToMyContactsGroupRequest.properties.sources.enumDescriptions
- schemas.CoverPhoto.description
- schemas.CoverPhoto.properties.default.description
- schemas.Date.description
- schemas.Date.properties.day.description
- schemas.Date.properties.month.description
- schemas.Date.properties.year.description
- schemas.DeleteContactPhotoResponse.properties.person.description
- schemas.EmailAddress.properties.formattedType.description
- schemas.EmailAddress.properties.type.description
- schemas.Empty.description
- schemas.Event.properties.formattedType.description
- schemas.Event.properties.type.description
- schemas.FieldMetadata.properties.primary.description
- schemas.FieldMetadata.properties.verified.description
- schemas.Gender.properties.addressMeAs.description
- schemas.Gender.properties.formattedValue.description
- schemas.Gender.properties.value.description
- schemas.ImClient.properties.formattedProtocol.description
- schemas.ImClient.properties.formattedType.description
- schemas.ImClient.properties.protocol.description
- schemas.ImClient.properties.type.description
- schemas.ListConnectionsResponse.properties.nextPageToken.description
- schemas.ListConnectionsResponse.properties.nextSyncToken.description
- schemas.ListConnectionsResponse.properties.totalPeople.description
- schemas.ListContactGroupsResponse.properties.contactGroups.description
- schemas.ListDirectoryPeopleResponse.properties.nextPageToken.description
- schemas.ListDirectoryPeopleResponse.properties.nextSyncToken.description
- schemas.ListOtherContactsResponse.properties.nextPageToken.description
- schemas.ListOtherContactsResponse.properties.nextSyncToken.description
- schemas.ListOtherContactsResponse.properties.otherContacts.description
- schemas.Locale.properties.value.description
- schemas.Membership.description
- schemas.ModifyContactGroupMembersRequest.description
- schemas.ModifyContactGroupMembersRequest.properties.resourceNamesToAdd.description
- schemas.ModifyContactGroupMembersRequest.properties.resourceNamesToRemove.description
- schemas.ModifyContactGroupMembersResponse.properties.canNotRemoveLastContactGroupResourceNames.description
- schemas.Name.properties.displayName.description
- schemas.Name.properties.displayNameLastFirst.description
- schemas.Nickname.properties.type.enumDescriptions
- schemas.Organization.description
- schemas.Organization.properties.current.description
- schemas.Organization.properties.domain.description
- schemas.Organization.properties.formattedType.description
- schemas.Organization.properties.symbol.description
- schemas.Organization.properties.type.description
- schemas.Person.description
- schemas.Person.properties.ageRange.description
- schemas.Person.properties.braggingRights.description
- schemas.Person.properties.etag.description
- schemas.Person.properties.relationshipInterests.description
- schemas.Person.properties.relationshipStatuses.description
- schemas.Person.properties.resourceName.description
- schemas.Person.properties.taglines.description
- schemas.PersonMetadata.properties.deleted.description
- schemas.PersonMetadata.properties.objectType.description
- schemas.PersonMetadata.properties.previousResourceNames.description
- schemas.PersonResponse.properties.httpStatusCode.description
- schemas.PersonResponse.properties.requestedResourceName.description
- schemas.PhoneNumber.properties.canonicalForm.description
- schemas.PhoneNumber.properties.formattedType.description
- schemas.PhoneNumber.properties.type.description
- schemas.Photo.description
- schemas.Photo.properties.default.description
- schemas.Photo.properties.url.description
- schemas.Relation.properties.formattedType.description
- schemas.Relation.properties.type.description
- schemas.RelationshipInterest.description
- schemas.RelationshipInterest.properties.formattedValue.description
- schemas.RelationshipInterest.properties.value.description
- schemas.RelationshipStatus.description
- schemas.RelationshipStatus.properties.formattedValue.description
- schemas.RelationshipStatus.properties.value.description
- schemas.Residence.properties.current.description
- schemas.SearchDirectoryPeopleResponse.description
- schemas.SearchDirectoryPeopleResponse.properties.nextPageToken.description
- schemas.SipAddress.description
- schemas.SipAddress.properties.formattedType.description
- schemas.SipAddress.properties.type.description
- schemas.SipAddress.properties.value.description
- schemas.Source.properties.etag.description
- schemas.Source.properties.profileMetadata.description
- schemas.Source.properties.type.enumDescriptions
- schemas.Source.properties.updateTime.description
- schemas.Status.description
- schemas.Status.properties.details.description
- schemas.Status.properties.message.description
- schemas.Tagline.description
- schemas.UpdateContactGroupRequest.description
- schemas.UpdateContactPhotoRequest.description
- schemas.UpdateContactPhotoRequest.properties.personFields.description
- schemas.UpdateContactPhotoRequest.properties.sources.description
- schemas.UpdateContactPhotoRequest.properties.sources.enumDescriptions
- schemas.UpdateContactPhotoResponse.properties.person.description
- schemas.Url.properties.formattedType.description
- schemas.Url.properties.type.description