Bug 8769: (follow-up) remove unnecessary module import

Signed-off-by: Martin Renvoize <martin.renvoize@ptfs-europe.com>
Signed-off-by: Galen Charlton <gmc@esilibrary.com>

C4/SIP/ILS/Transaction/Checkin.pm

@@ -16,7 +16,6 @@ use C4::Circulation;
 use C4::Reserves qw( ModReserveAffect );
 use C4::Items qw( ModItemTransfer );
 use C4::Debug;
-use Koha::DateUtils;
 
 use parent qw(ILS::Transaction);