Sync eng/common directory with azure-sdk-tools for PR 4169#3950

scbedd merged 2 commits intomainAzure/azure-sdk-for-cpp:mainfrom

sync-eng/common-hotfix/test-gzip-proxy-fix-4169Azure/azure-sdk-for-cpp:sync-eng/common-hotfix/test-gzip-proxy-fix-4169Copy head branch name to clipboard