Copyright for layer-shell-qt source package in Mantic

Format: https://www.debian.org/doc/packaging-manuals/copyright-format/1.0/
Upstream-Name: layer-shell-qt
Source: https://invent.kde.org/plasma/layer-shell-qt
Upstream-Contact: plasma-devel@kde.org

Files: *
Copyright: 2021 Aleix Pol Gonzalez 
           2018 Drew DeVault 
License: LGPL-3.0-or-later

Files: */CMakeLists.txt
Copyright: 2021 Aleix Pol Gonzalez 
License: BSD-3-Clause

Files: debian/*
Copyright: 2021 Jonathan Riddell 
           2021 Norbert Preining 
           2021 Rik Mills 
License: LGPL-3.0-or-later

License: LGPL-3.0-or-later
 This library is free software; you can redistribute it and/or
 modify it under the terms of the GNU General Public License as
 published by the Free Software Foundation; either version 3 of
 the license or (at your option) at any later version.
 .
 This program 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 General Public License for more details.
 .
 On Debian systems see /usr/share/common-licenses/LGPL-3

License: BSD-3-Clause
 Redistribution and use in source and binary forms, with or
 without modification, are permitted provided that the following
 conditions are met:
 .
 1. Redistributions of source code must retain the above copyright
 notice, this list of conditions and the following disclaimer.
 .
 2. Redistributions in binary form must reproduce the above copyright
 notice, this list of conditions and the following disclaimer in the
 documentation and/or other materials provided with the distribution.
 .
 3. Neither the name of the copyright holder nor the names of its
 contributors may be used to endorse or promote products derived from
 this software without specific prior written permission.