message: [tests] remove commented code
  Removes a leftover commented line.
diff: @@ -25,8 +25,6 @@ type GetMatcherType<TP, TResult> = TP extends PromiseFunction
  ? (...args: Tail<Parameters<TP>>) => TResult
  : TP;
  -//type T = GetMatcherType<typeof matchers['toOutput'], void>;
  -
  type GetMatchersType<TMatchers, TResult> = {
  [P in keyof TMatchers]: GetMatcherType<TMatchers[P], TResult>;
  };
  