Sync eng/common directory with azure-sdk-tools for PR 7682#42207

azure-sdk merged 4 commits intomainAzure/azure-sdk-for-net:mainfrom

sync-eng/common-benbp/matrix-env-var-7682Azure/azure-sdk-for-net:sync-eng/common-benbp/matrix-env-var-7682Copy head branch name to clipboard