Add support for -fdiagnostics-color and -fdiagnostics-color=. Add documentation for -fdiagnostics-color= which should also be visible in clang. Partially addresses requests in #89888
Add support for -fdiagnostics-color and -fdiagnostics-color=. Add documentation for -fdiagnostics-color= which should also be visible in clang. Partially addresses requests in #89888