[ReleasePR mediaservices] Update Fairplay ask property description (#2620)
[ReleasePR mediaservices] Update Fairplay ask property description (#2620)

Create to sync https://github.com/Azure/azure-rest-api-specs/pull/21155
[ReCreate this PR](https://github.com/azure-resource-manager-schemas/compare/main...azure-sdk:sdkAuto/mediaservices?expand=1)
Azure/azure-resource-manager-schemas,Azure/azure-resource-manager-schemas,Azure/azure-resource-manager-schemas,Azure/azure-resource-manager-schemas