Bug 22022: Correct ordering for authorised values

Bug 22022: Correct ordering for authorised values

To test:
1 - Add a shelving location with code "ZZZZ" and lib "Awake"
2 - Load some items in batch modification
3 - Note shelving location dropdown is wrong
4 - Apply patch
5 - Reload page
6 - Note order is correct

Signed-off-by: Owen Leonard <oleonard@myacpl.org>
Signed-off-by: Jonathan Druart <jonathan.druart@bugs.koha-community.org>
Signed-off-by: Nick Clemens <nick@bywatersolutions.com>
(cherry picked from commit e6cec898e078fc04d87e2faf26badba10fa6f348)
Signed-off-by: Martin Renvoize <martin.renvoize@ptfs-europe.com>