AR-May

@GangWang01 let's see if we can repro this

team triage: @GangWang01 can you try to repro this?

team triage: @YuliiaKovalova what is your suggested priority for it?

MSBuild triage: Note for the design: be aware about app config file. Do not opt in the suggested behavior for it.

@JanKrivanek does it resolve the issue?

We moved to Dotnet SDK integrated code analysis, so we do not need this anymore.

@GangWang01, we want to check does it reproduce in VS Developer Command Prompt, or only for stand-alone msbuild.

@GangWang01, we discussed this issue and decided that creating a warning or error or message should work correctly with any language by default, without need to specify encoding in the...

Team triage: We are hoping to have this additional logging, without it we are unable to help.

Note: we might need to wait until https://devdiv.visualstudio.com/DevDiv/_workitems/edit/1948287 is done before merging.