Bug 20010: use Modern::Perl in Patroncards perl scripts

Bug 20010: use Modern::Perl in Patroncards perl scripts

Test Plan:
Check the following files have been updated from
use strict;
use warnings;
to
use Modern::Perl;

create-pdf.pl
edit-batch.pl
edit-layout.pl
edit-profile.pl
edit-template.pl
home.pl
image-manage.pl
manage.pl
print.pl

Signed-off-by: Jon Knight <J.P.Knight@lboro.ac.uk>
Signed-off-by: Katrin Fischer <katrin.fischer.83@web.de>
Signed-off-by: Jonathan Druart <jonathan.druart@bugs.koha-community.org>