Copyright for mdadm source package in Lunar

Format: https://www.debian.org/doc/packaging-manuals/copyright-format/1.0/
Upstream-Name: mdadm
Upstream-Contact: Neil Brown 
Source: https://www.kernel.org/pub/linux/utils/raid/mdadm/

Files: *
Copyright:
 © 2001-2006 Neil Brown 
License: GPL-2+

Files: debian/*
Copyright:
 © 2001-2005 Mario Jou/3en 
 © 2005-2008 Martin F. Krafft 
 © 2020 Felix Lechner 
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.
 .
 On Debian GNU/Linux systems, the complete text of the GNU General
 Public License can be found in '/usr/share/common-licenses/GPL-2'.