docs: public static Optional<SuggestedFix> addModifiers(
        Tree tree, VisitorState state, Modifier... modifiers) {
      ModifiersTree originalModifiers = getModifiers(tree);
      if (originalModifiers == null) {
        return Optional.empty();
      }
      return addModifiers(tree, originalModifiers, state, new TreeSet<>(Arrays.asList(modifiers)));
    }