update packages

lisp/magit/magit-subtree.el

@@ -1,6 +1,6 @@
 ;;; magit-subtree.el --- subtree support for Magit  -*- lexical-binding: t -*-
 
-;; Copyright (C) 2011-2021  The Magit Project Contributors
+;; Copyright (C) 2011-2022  The Magit Project Contributors
 ;;
 ;; You should have received a copy of the AUTHORS.md file which
 ;; lists all contributors.  If not, see http://magit.vc/authors.
@@ -8,6 +8,8 @@
 ;; Author: Jonas Bernoulli <jonas@bernoul.li>
 ;; Maintainer: Jonas Bernoulli <jonas@bernoul.li>
 
+;; SPDX-License-Identifier: GPL-3.0-or-later
+
 ;; Magit is free software; you can redistribute it and/or modify it
 ;; under the terms of the GNU General Public License as published by
 ;; the Free Software Foundation; either version 3, or (at your option)