Copyright for dh-dlang source package in Focal

Format: https://www.debian.org/doc/packaging-manuals/copyright-format/1.0/

Files: *
Copyright: 2017-2018 Matthias Klumpp 
License: LGPL-3+

License: LGPL-3+
 Licensed under the GNU Lesser General Public License Version 3
 .
 This program 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 3 of the license, or
 (at your option) any later version.
 .
 This software 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.
 .
 You should have received a copy of the GNU Lesser General Public License
 along with this software.  If not, see .
 .
 On Debian systems, the full text of the GNU General Public
 License version 2 can be found in the file `/usr/share/common-licenses/LGPL-3'.