Bug 36673: Filter used categories and item types to current branch

Bug 36673: Filter used categories and item types to current branch

To test:
1 - Define some circulation rules for default and specific branches
2 - Apply patch
3 - Confirm rules display as before

PA amended:
- bug->Bug in commit title
- squashed tidy

Signed-off-by: Andrew Fuerste-Henry <andrewfh@dubcolib.org>
Signed-off-by: Pedro Amorim <pedro.amorim@ptfs-europe.com>
Signed-off-by: Katrin Fischer <katrin.fischer@bsz-bw.de>
(cherry picked from commit f9effbfdb4a1221da4f05683a57946de01d0aa25)
Signed-off-by: Fridolin Somers <fridolin.somers@biblibre.com>