consentManagementGpp: version is a string (#5016)

dev-docs/modules/consentManagementGpp.md

@@ -66,7 +66,7 @@ Here are the parameters supported in the `consentManagement` object specific for
 | gpp.timeout | `integer` | Length of time (in milliseconds) to allow the CMP to obtain the GPP consent information. Default is `10000`. | `10000` |
 | gpp.consentData | `Object` | An object representing the IAB GPP consent data being passed directly; only used when cmpApi is 'static'. Default is `undefined`. | |
 | gpp.consentData.sectionId | `integer` | Indicates the header section of the GPP consent string, recommended to be `3`. | |
-| gpp.consentData.gppVersion | `integer` | The version number parsed from the header of the GPP consent string. | |
+| gpp.consentData.gppVersion | `string` | The version number parsed from the header of the GPP consent string. | |
 | gpp.consentData.sectionList | `Array of integers` | The sections contained within the encoded GPP string as parsed from the header. | |
 | gpp.consentData.applicableSections | `Array of integers` | Section ID considered to be in force for this transaction.  In most cases, this field should have a single section ID. In rare occasions where such a single section ID can not be determined, the field may contain up to 2 values. The value can be 0 or a Section ID specified by the Publisher / Advertiser, during stub / load. When no section is applicable, the value will be -1. | |
 | gpp.consentData.gppString | `String` | The complete encoded GPP string. | |