Sync eng/common directory with azure-sdk-tools for PR 15531#9933

azure-sdk wants to merge 2 commits intomainAzure/azure-sdk:mainfrom

sync-eng/common-jeremymeng-update-js-dpg-guide-15531Azure/azure-sdk:sync-eng/common-jeremymeng-update-js-dpg-guide-15531Copy head branch name to clipboard