[release/10.0.2xx] Preserve file encoding in file-based app source files#52159

jjonescz merged 8 commits intorelease/10.0.2xxdotnet/sdk:release/10.0.2xxfrom

backport/pr-52055-to-release/10.0.2xxdotnet/sdk:backport/pr-52055-to-release/10.0.2xxCopy head branch name to clipboard