Update copyright years.

debian/changelog

@@ -3,6 +3,7 @@ xdg-desktop-portal-lxqt (0.4.0-0ubuntu1) UNRELEASED; urgency=medium
   * New upstream release.
   * Bump build dependencies.
   * Bump Standards-Version to 4.6.2, no changes needed.
+  * Update copyright years.
 
  -- Simon Quigley <tsimonq2@ubuntu.com>  Thu, 10 Aug 2023 16:40:22 -0500
 

debian/copyright

@@ -6,11 +6,11 @@ Files: *
 Copyright: 2016-2018 Red Hat Inc
            2016-2018 Jan Grulich <jgrulich@redhat.com>
            2018 Alexander Volkov <a.volkov@rusbitech.ru>
-           2021-2022 LXQt team
+           2021-2023 LXQt team
 License: LGPL-2.1+
 
 Files: debian/*
-Copyright: 2022, Lubuntu Developers <lubuntu-devel@lists.ubuntu.com>
+Copyright: 2022-2023, Lubuntu Developers <lubuntu-devel@lists.ubuntu.com>
 License: LGPL-2.1+
 
 License: LGPL-2.1+