Copyright for m2vrequantiser source package in Focal

Format: http://www.debian.org/doc/packaging-manuals/copyright-format/1.0/
Upstream-Name: M2VRequantiser
Upstream-Contact: Martin Wimpress 
Source: https://launchpad.net/m2vrequantiser/+download

Files: *
Copyright: No copyright holders
License: GPL-2+

Files: debian/*
Copyright: 2012 Alessio Treglia 
License: GPL-2+

License: GPL-2+
 This program 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 2
 of the License, or (at your option) 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.
Comment:
 On Debian systems, the complete text of the GNU General Public
 License can be found in `/usr/share/common-licenses/GPL-2'.
 .
 You should have received a copy of the GNU General Public License
 along with this program.  If not, see .