message: Fixed up gcc replace for g++
diff: @@ -139,7 +139,7 @@ export async function kitIfCompiler(bin: string, pr?: ProgressReporter): MaybeCo
  return null;
  }
  const version = version_match[1];
  - const gxx_fname = fname.replace(/^gcc/, 'g++');
  + const gxx_fname = fname.replace(/gcc/, 'g++');
  const gxx_bin = path.join(path.dirname(bin), gxx_fname);
  const name = `GCC ${version}`;
  log.debug('Detected GCC compiler kit:', bin);
  