Bug 34721: Change facet availability text in staff interface and OPAC
To test:
1. Apply patch
2. Do a catalog search in the staff interface. Make sure the 'Availability' button reads 'Limit to records with available items'.
3. Do a catalog search in the OPAC. Make sure the 'Availability' button reads 'Limit to records with available items'.
Signed-off-by: Pedro Amorim <pedro.amorim@ptfs-europe.com> Signed-off-by: Katrin Fischer <katrin.fischer@bsz-bw.de> Signed-off-by: Tomas Cohen Arazi <tomascohen@theke.io>