Migrate away from Azure/go-autorest

[F21]

The go-autorest has been deprecated and unsupported as of March 31 2023. See:

• https://github.com/Azure/go-autorest
• https://azure.microsoft.com/en-us/updates/support-for-azure-sdk-libraries-that-do-not-conform-to-our-current-azure-sdk-guidelines-will-be-retired-as-of-31-march-2023/

The plugin should migrate to using the azidentity package.