Copyright for libnet-pcap-perl source package in Focal

Format: https://www.debian.org/doc/packaging-manuals/copyright-format/1.0/
Upstream-Name: Net-Pcap
Source: https://metacpan.org/release/Net-Pcap
Upstream-Contact: Sebastien Aperghis-Tramoni 

Files: *
Copyright: 1997, Peter Lister
 1998, Bo Adler
 1999-2000, Tim Potter
 2003, Marco Carnut
 2005-2016, Sebastien Aperghis-Tramoni 
License: Artistic or GPL-1+

Files: ppport.h
Copyright: 2004-2010, Marcus Holland-Moritz 
 2001, Paul Marquess  (Version 2.x)
 1999, Kenneth Albanowski  (Version 1.x)
License: Artistic or GPL-1+

Files: debian/*
Copyright: 2002, 2003, 2004, Ola Lundqvist 
 2002, Ben Burton 
 2002, Torsten Landschoff 
 2008-2019, gregor herrmann 
 2009, Franck Joncourt 
 2013, Xavier Guimard 
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'.