Copyright for bosh source package in Jammy

Format: https://www.debian.org/doc/packaging-manuals/copyright-format/1.0/
Upstream-Name: bosh
Upstream-Contact: Alex Sisson 
Source: http://bosh.sourceforge.net/

Files: *
Copyright: Copyright 2002-2009, Alex Sisson 
License: GPL-2+

Files: debian/*
Copyright: Copyright 2009-2020, Salvatore Bonaccorso 
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 or
 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 GNU General Public License for more details.
 .
 On Debian systems the full text of the GNU General Public License can
 be found in the `/usr/share/common-licenses/GPL-2' file.