chore: remove Visual Studio-related files for cross-platform cleanup#13702

Subham-KRLX wants to merge 4 commits intomicrosoft:mainmicrosoft/vscode-cpptools:mainfrom

Subham-KRLX:cleanup/remove-vs-filesSubham-KRLX/vscode-cpptools:cleanup/remove-vs-filesCopy head branch name to clipboard