Migrate to OneLocBuild (#6378)
Migrate to OneLocBuild (#6378)

Migrates to the new localization system. See documentation on this [here](https://github.com/dotnet/arcade/blob/main/Documentation/OneLocBuild.md).
AndyGerlicher/msbuild,rainersigwald/msbuild,mono/msbuild,sean-gilliam/msbuild,sean-gilliam/msbuild,rainersigwald/msbuild,AndyGerlicher/msbuild,rainersigwald/msbuild,sean-gilliam/msbuild,sean-gilliam/msbuild,AndyGerlicher/msbuild,rainersigwald/msbuild,mono/msbuild,mono/msbuild,mono/msbuild,AndyGerlicher/msbuild