Sync eng/common directory with azure-sdk-tools for PR 6853#1600

benbp merged 1 commit intomainAzure/azure-sdk-for-ios:mainfrom

sync-eng/common-benbp/env-var-conflict-6853Azure/azure-sdk-for-ios:sync-eng/common-benbp/env-var-conflict-6853Copy head branch name to clipboard