Copyright for libembperl-perl source package in Bullseye

Format: https://www.debian.org/doc/packaging-manuals/copyright-format/1.0/
Upstream-Name: Embperl
Upstream-Contact: Gerald Richter 
Source: https://metacpan.org/release/Embperl/

Files: *
Copyright: 1997-2008, Gerald Richter / ECOS Technology GmbH 
 2008-2014, Gerald Richter 
License: Artistic or GPL-1+

Files: eg/forms/js/prototype.js
Copyright: 2005-2007, Sam Stephenson
License: MIT-style

Files: debian/*
Copyright: 2003-2007, Angus Lees 
 2005-2008, Marc 'HE' Brockschmidt 
 2007-2009, Gunnar Wolf 
 2009, Ryan Niebur 
 2009-2020, gregor herrmann 
 2011, Dominic Hargreaves 
 2011, Jonathan Yu 
 2012-2014, Florian Schlichting 
 2014, Axel Beckert 
License: Artistic or GPL-1+

License: Artistic
 This program is free software; you can redistribute it and/or modify
 it under the terms of the Artistic License, which comes with Perl.
 .
 On Debian systems, the complete text of the Artistic License can be
 found in `/usr/share/common-licenses/Artistic'.

License: GPL-1+
 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 1, or (at your option)
 any later version.
 .
 On Debian systems, the complete text of version 1 of the GNU General
 Public License can be found in `/usr/share/common-licenses/GPL-1'.

License: MIT-style
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal
 in the Software without restriction, including without limitation the rights
 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 copies of the Software, and to permit persons to whom the Software is
 furnished to do so, subject to the following conditions:
 .
 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 SOFTWARE.