Bug 19993: use Modern::Perl in Acquisition perl scripts

Bug 19993: use Modern::Perl in Acquisition perl scripts

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

acqui-home.pl
addorder.pl
basketgroup.pl
basketheader.pl
booksellers.pl
check_budget_total.pl
check_duplicate_barcode_ajax.pl
edi_ean.pl
edifactmsgs.pl
edimsg.pl
finishreceive.pl
histsearch.pl
invoice.pl
invoices.pl
neworderbiblio.pl
neworderempty.pl
newordersuggestion.pl
ordered.pl
orderreceive.pl
parcel.pl
parcels.pl
pdfformat/layout2pages.pm
pdfformat/layout2pagesde.pm
pdfformat/layout3pages.pm
pdfformat/layout3pagesfr.pm
spent.pl
supplier.pl
uncertainprice.pl
updatesupplier.pl
z3950_search.pl

Signed-off-by: Owen Leonard <oleonard@myacpl.org>
Corrected a single semicolon in edimsg.pl during signoff.

Signed-off-by: Katrin Fischer <katrin.fischer.83@web.de>
Signed-off-by: Jonathan Druart <jonathan.druart@bugs.koha-community.org>