message: [REPL] Honor the debugger's color settings
  The REPL should honor the debugger's color property. Passing `-X` should
  disable color highlighting.
diff: @@ -452,7 +452,7 @@ bool SwiftREPL::PrintOneVariable(Debugger &debugger, StreamFileSP &output_sp,
  }
  }
  - const bool colorize_out = output_sp->GetFile().GetIsTerminalWithColors();
  + const bool colorize_out = debugger.GetUseColor();
  bool handled = false;
  