Copyright for qtxdg-tools source package in Lunar

Format: https://www.debian.org/doc/packaging-manuals/copyright-format/1.0/
Upstream-Name: qtxdg-tools
Source: https://github.com/lxqt/qtxdg-tools

Files: *
Copyright: 2018-2021 Luís Pereira 
           2020-2022 LXQt team
License: LGPL-2.1+

Files: debian/*
Copyright: 2022 Andrew Lee 
           2023 Lubuntu Developers 
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; either
 version 2.1 of the License, or (at your option) any later version.
 .
 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".