feat(translate): update the API

#### translate:v3
The following keys were added:
- schemas.Glossary.properties.endTime.readOnly
- schemas.Glossary.properties.entryCount.readOnly
- schemas.Glossary.properties.submitTime.readOnly

The following keys were changed:
- resources.projects.methods.detectLanguage.parameters.parent.description
- resources.projects.methods.getSupportedLanguages.parameters.displayLanguageCode.description
- resources.projects.methods.getSupportedLanguages.parameters.model.description
- resources.projects.methods.getSupportedLanguages.parameters.parent.description
- resources.projects.methods.translateText.parameters.parent.description
- resources.projects.resources.locations.methods.batchTranslateText.description
- resources.projects.resources.locations.methods.batchTranslateText.parameters.parent.description
- resources.projects.resources.locations.methods.detectLanguage.parameters.parent.description
- resources.projects.resources.locations.methods.getSupportedLanguages.parameters.displayLanguageCode.description
- resources.projects.resources.locations.methods.getSupportedLanguages.parameters.model.description
- resources.projects.resources.locations.methods.getSupportedLanguages.parameters.parent.description
- resources.projects.resources.locations.methods.translateText.parameters.parent.description
- resources.projects.resources.locations.resources.glossaries.methods.create.description
- resources.projects.resources.locations.resources.glossaries.methods.delete.description
- resources.projects.resources.locations.resources.glossaries.methods.get.description
- resources.projects.resources.locations.resources.glossaries.methods.list.description
- resources.projects.resources.locations.resources.glossaries.methods.list.parameters.filter.description
- resources.projects.resources.locations.resources.glossaries.methods.list.parameters.pageSize.description
- resources.projects.resources.locations.resources.glossaries.methods.list.parameters.pageToken.description
- resources.projects.resources.locations.resources.operations.methods.cancel.description
- resources.projects.resources.locations.resources.operations.methods.delete.description
- resources.projects.resources.locations.resources.operations.methods.get.description
- resources.projects.resources.locations.resources.operations.methods.list.description
- resources.projects.resources.locations.resources.operations.methods.wait.description
- schemas.BatchTranslateTextRequest.properties.glossaries.description
- schemas.BatchTranslateTextRequest.properties.inputConfigs.description
- schemas.BatchTranslateTextRequest.properties.labels.description
- schemas.BatchTranslateTextRequest.properties.models.description
- schemas.BatchTranslateTextRequest.properties.outputConfig.description
- schemas.DetectLanguageRequest.properties.labels.description
- schemas.DetectLanguageRequest.properties.mimeType.description
- schemas.DetectLanguageRequest.properties.model.description
- schemas.DetectLanguageResponse.properties.languages.description
- schemas.DetectedLanguage.properties.languageCode.description
- schemas.Empty.description
- schemas.GcsDestination.properties.outputUriPrefix.description
- schemas.Glossary.properties.inputConfig.description
- schemas.Glossary.properties.name.description
- schemas.GlossaryInputConfig.properties.gcsSource.description
- schemas.InputConfig.properties.gcsSource.description
- schemas.InputConfig.properties.mimeType.description
- schemas.LanguageCodePair.properties.sourceLanguageCode.description
- schemas.LanguageCodePair.properties.targetLanguageCode.description
- schemas.LanguageCodesSet.properties.languageCodes.description
- schemas.ListGlossariesResponse.properties.nextPageToken.description
- schemas.Location.properties.displayName.description
- schemas.Location.properties.labels.description
- schemas.Location.properties.metadata.description
- schemas.Location.properties.name.description
- schemas.Operation.description
- schemas.Operation.properties.done.description
- schemas.Operation.properties.metadata.description
- schemas.Operation.properties.name.description
- schemas.Operation.properties.response.description
- schemas.OutputConfig.properties.gcsDestination.description
- schemas.Status.description
- schemas.Status.properties.details.description
- schemas.Status.properties.message.description
- schemas.SupportedLanguage.description
- schemas.SupportedLanguage.properties.displayName.description
- schemas.SupportedLanguage.properties.languageCode.description
- schemas.SupportedLanguages.properties.languages.description
- schemas.TranslateTextGlossaryConfig.description
- schemas.TranslateTextGlossaryConfig.properties.glossary.description
- schemas.TranslateTextGlossaryConfig.properties.ignoreCase.description
- schemas.TranslateTextRequest.properties.contents.description
- schemas.TranslateTextRequest.properties.glossaryConfig.description
- schemas.TranslateTextRequest.properties.labels.description
- schemas.TranslateTextRequest.properties.mimeType.description
- schemas.TranslateTextRequest.properties.model.description
- schemas.TranslateTextRequest.properties.sourceLanguageCode.description
- schemas.TranslateTextRequest.properties.targetLanguageCode.description
- schemas.TranslateTextResponse.properties.glossaryTranslations.description
- schemas.TranslateTextResponse.properties.translations.description
- schemas.Translation.properties.detectedLanguageCode.description
- schemas.Translation.properties.model.description
- schemas.WaitOperationRequest.properties.timeout.description

#### translate:v3beta1
The following keys were added:
- schemas.Glossary.properties.endTime.readOnly
- schemas.Glossary.properties.entryCount.readOnly
- schemas.Glossary.properties.submitTime.readOnly

The following keys were changed:
- resources.projects.methods.detectLanguage.parameters.parent.description
- resources.projects.methods.getSupportedLanguages.parameters.displayLanguageCode.description
- resources.projects.methods.getSupportedLanguages.parameters.model.description
- resources.projects.methods.getSupportedLanguages.parameters.parent.description
- resources.projects.methods.translateText.parameters.parent.description
- resources.projects.resources.locations.methods.batchTranslateText.description
- resources.projects.resources.locations.methods.batchTranslateText.parameters.parent.description
- resources.projects.resources.locations.methods.detectLanguage.parameters.parent.description
- resources.projects.resources.locations.methods.getSupportedLanguages.parameters.displayLanguageCode.description
- resources.projects.resources.locations.methods.getSupportedLanguages.parameters.model.description
- resources.projects.resources.locations.methods.getSupportedLanguages.parameters.parent.description
- resources.projects.resources.locations.methods.translateText.parameters.parent.description
- resources.projects.resources.locations.resources.glossaries.methods.create.description
- resources.projects.resources.locations.resources.glossaries.methods.delete.description
- resources.projects.resources.locations.resources.glossaries.methods.get.description
- resources.projects.resources.locations.resources.glossaries.methods.list.description
- resources.projects.resources.locations.resources.glossaries.methods.list.parameters.filter.description
- resources.projects.resources.locations.resources.glossaries.methods.list.parameters.pageSize.description
- resources.projects.resources.locations.resources.glossaries.methods.list.parameters.pageToken.description
- resources.projects.resources.locations.resources.operations.methods.cancel.description
- resources.projects.resources.locations.resources.operations.methods.delete.description
- resources.projects.resources.locations.resources.operations.methods.get.description
- resources.projects.resources.locations.resources.operations.methods.list.description
- resources.projects.resources.locations.resources.operations.methods.wait.description
- schemas.BatchTranslateTextRequest.properties.glossaries.description
- schemas.BatchTranslateTextRequest.properties.inputConfigs.description
- schemas.BatchTranslateTextRequest.properties.labels.description
- schemas.BatchTranslateTextRequest.properties.models.description
- schemas.BatchTranslateTextRequest.properties.outputConfig.description
- schemas.DetectLanguageRequest.properties.labels.description
- schemas.DetectLanguageRequest.properties.mimeType.description
- schemas.DetectLanguageRequest.properties.model.description
- schemas.DetectLanguageResponse.properties.languages.description
- schemas.DetectedLanguage.properties.languageCode.description
- schemas.Empty.description
- schemas.GcsDestination.properties.outputUriPrefix.description
- schemas.Glossary.properties.inputConfig.description
- schemas.Glossary.properties.name.description
- schemas.GlossaryInputConfig.properties.gcsSource.description
- schemas.InputConfig.properties.gcsSource.description
- schemas.InputConfig.properties.mimeType.description
- schemas.LanguageCodePair.properties.sourceLanguageCode.description
- schemas.LanguageCodePair.properties.targetLanguageCode.description
- schemas.LanguageCodesSet.properties.languageCodes.description
- schemas.ListGlossariesResponse.properties.nextPageToken.description
- schemas.Location.properties.displayName.description
- schemas.Location.properties.labels.description
- schemas.Location.properties.metadata.description
- schemas.Location.properties.name.description
- schemas.Operation.description
- schemas.Operation.properties.done.description
- schemas.Operation.properties.metadata.description
- schemas.Operation.properties.name.description
- schemas.Operation.properties.response.description
- schemas.OutputConfig.properties.gcsDestination.description
- schemas.Status.description
- schemas.Status.properties.details.description
- schemas.Status.properties.message.description
- schemas.SupportedLanguage.description
- schemas.SupportedLanguage.properties.displayName.description
- schemas.SupportedLanguage.properties.languageCode.description
- schemas.SupportedLanguages.properties.languages.description
- schemas.TranslateTextGlossaryConfig.description
- schemas.TranslateTextGlossaryConfig.properties.glossary.description
- schemas.TranslateTextGlossaryConfig.properties.ignoreCase.description
- schemas.TranslateTextRequest.properties.contents.description
- schemas.TranslateTextRequest.properties.glossaryConfig.description
- schemas.TranslateTextRequest.properties.labels.description
- schemas.TranslateTextRequest.properties.mimeType.description
- schemas.TranslateTextRequest.properties.model.description
- schemas.TranslateTextRequest.properties.sourceLanguageCode.description
- schemas.TranslateTextRequest.properties.targetLanguageCode.description
- schemas.TranslateTextResponse.properties.glossaryTranslations.description
- schemas.TranslateTextResponse.properties.translations.description
- schemas.Translation.properties.detectedLanguageCode.description
- schemas.Translation.properties.model.description
- schemas.WaitOperationRequest.properties.timeout.description