Overhaul copyright file

debian/changelog

@@ -1,6 +1,7 @@
 xdg-desktop-portal-lxqt (0.5.0-0ubuntu1) noble; urgency=medium
 
   * New upstream release.
+  * Overhauled copyright file.
 
  -- Aaron Rainbolt <arraybolt3@gmail.com>  Sun, 12 Nov 2023 21:02:39 -0600
 

debian/copyright

@@ -3,6 +3,18 @@ Upstream-Name: qtxdg-tools
 Source: https://github.com/lxqt/qtxdg-tools
 
 Files: *
+Copyright: 2021-2023 LXQt team
+License: LGPL-2.1
+
+Files: src/desktopportal.cpp
+       src/desktopportal.h
+       src/filechooser.cpp
+       src/filechooser.h
+       src/filedialoghelper.cpp
+       src/filedialoghelper.h
+       src/main.cpp
+       src/utils.cpp
+       src/utils.h
 Copyright: 2016-2018 Red Hat Inc
            2016-2018 Jan Grulich <jgrulich@redhat.com>
            2018      Alexander Volkov <a.volkov@rusbitech.ru>
@@ -10,9 +22,24 @@ Copyright: 2016-2018 Red Hat Inc
 License: LGPL-2.1+
 
 Files: debian/*
-Copyright: 2022-2023, Lubuntu Developers <lubuntu-devel@lists.ubuntu.com>
+Copyright: 2022-2023 Simon Quigley <tsimonq2@ubuntu.com>
+           2022-2023 Aaron Rainbolt <arraybolt3@gmail.com>
 License: LGPL-2.1+
 
+License: LGPL-2.1
+ This program or library is free software; you can redistribute it
+ and/or modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; version 2.1
+ of the License.
+ .
+ This library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ Lesser General Public License for more details.
+ .
+ On Debian systems, the complete text of the GNU Lesser General
+ Public License version 2.1 can be found in "/usr/share/common-licenses/LGPL-2.1".
+
 License: LGPL-2.1+
  This program or library is free software; you can redistribute it
  and/or modify it under the terms of the GNU Lesser General Public