Update 1-copilot-extension.md (Untranslated "Note"～"注:")#22

hyoshioka0128 wants to merge 2 commits intomicrosoft:mainmicrosoft/mastering-github-copilot-for-dotnet-csharp-developers:mainfrom

hyoshioka0128:patch-8hyoshioka0128/mastering-github-copilot-for-dotnet-csharp-developers:patch-8Copy head branch name to clipboard