Update Lubuntu Developers copyright

debian/changelog

@@ -1,6 +1,7 @@
 qtermwidget (1.1.0-0ubuntu2~ppa1) jammy; urgency=medium
 
   * Backport to Jammy.
+  * Updated Lubuntu Developers copyright to 2021-2022.
 
  -- Aaron Rainbolt <arraybolt3@gmail.com>  Thu, 30 Jun 2022 02:54:13 -0500
 

debian/copyright

@@ -50,7 +50,7 @@ License: public-domain
 Comment: Inspired by https://salsa.debian.org/science-team/mumps/-/blob/master/debian/copyright
 
 Files: debian/*
-Copyright: 2021,      Lubuntu Developers <lubuntu-devel@lists.ubuntu.com>
+Copyright: 2021-2022, Lubuntu Developers <lubuntu-devel@lists.ubuntu.com>
            2012-2020, Alf Gaida <agaida@siduction.org>
            2016,      Peter Mattern <pmattern@arcor.de>
            2015,      ChangZhuo Chen (陳昌倬) <czchen@debian.org>