Copyright for keychain source package in Noble

Format: https://www.debian.org/doc/packaging-manuals/copyright-format/1.0/
Upstream-Name: keychain
Upstream-Contact: Daniel Robbins 
Source: https://www.funtoo.org/wiki/Keychain
License: GPL-2+

Files: *
Copyright:
 1999-2005  Gentoo Foundation
 2007 Aron  Griffis 
 2009-2015  Funtoo Solutions, Inc.
 2009  Parallels, Inc.
License: GPL-2+

Files: debian/*
Copyright:
 2001-2011  Cesar Mendoza 
 2015-2016  Niels Thykier 
 2019-2024  Peter Pentchev 
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 systems, the complete text of the GNU General Public License
 can be found in "/usr/share/common-licenses/GPL-2".