- remove unused library dependency

bin/slubsipbuilderbagit.pl

@@ -57,7 +57,6 @@ package SLUB::LZA::SIPBuilderBagIt;
     use feature 'say';
     use Archive::BagIt;
     use Carp;
-    use Data::Printer;
     use Encode;
     use File::Copy;
     use File::Copy::Recursive qw(dircopy dirmove);