Copyright for libfile-slurp-perl source package in Focal

This package was debianized by Alexander Zangerl .
It was downloaded from http://www.cpan.org/authors/id/U/UR/URI/

Upstream Author: Uri Guttman 

Copyright:

"Copyright (C) 2003 Uri Guttman 

Licensed the same as Perl."

Perl is distributed under your choice of the GNU General Public License or
the Artistic License.  On Debian GNU/Linux systems, the complete text of the
GNU General Public License can be found in `/usr/share/common-licenses/GPL'
and the Artistic Licence in `/usr/share/common-licenses/Artistic'.