Copyright for libdevel-symdump-perl source package in Focal

Format: https://www.debian.org/doc/packaging-manuals/copyright-format/1.0/
Upstream-Name: Devel::Symdump
Upstream-Contact: Andreas Koenig 
Source: https://metacpan.org/release/Devel-Symdump/

Files: *
Copyright: 1995, 1997, 2000, 2002, 2005, 2006 Andreas Koenig 
License: GPL-1+ or Artistic-1
 This library is free software; you may use, redistribute and/or modify it
 under the same terms as Perl itself.
 .
 On Debian systems, the complete text of the GNU General Public License can
 be found in /usr/share/common-licenses/GPL-1 and the Artistic Licence in
 /usr/share/common-licenses/Artistic.