Bug 19915: Only show class sources in use

Signed-off-by: Marcel de Rooy <m.de.rooy@rijksmuseum.nl>

https://bugs.koha-community.org/show_bug.cgi?id=19905

Signed-off-by: Katrin Fischer <katrin.fischer.83@web.de>

Signed-off-by: Nick Clemens <nick@bywatersolutions.com>

tools/inventory.pl

@@ -118,7 +118,7 @@ for my $authvfield (@$statuses) {
     }
 }
 
-my @class_sources = Koha::ClassSources->search();
+my @class_sources = Koha::ClassSources->search({ used => 1 });
 my $pref_class = C4::Context->preference("DefaultClassificationSource");