Update copyright.

debian/changelog

@@ -1,6 +1,7 @@
 libqtxdg (3.12.0-0ubuntu1) UNRELEASED; urgency=medium
 
   * New upstream release.
+  * Update copyright.
 
  -- Simon Quigley <tsimonq2@ubuntu.com>  Sun, 05 Nov 2023 17:04:20 +0200
 

debian/copyright

@@ -4,7 +4,7 @@ Source: https://github.com/lxqt/libqtxdg
 
 Files: *
 Copyright: 2010-2012 Razor team
-           2012-2022 LXQt team
+           2012-2023 LXQt team
 License: LGPL-2.1+
 
 Copyright: 2013 Hong Jen Yee (PCMan) <pcman.tw@gmail.com>