Bug 25853: Fix file permissions for update_patrons_category script

Bug 25853: Fix file permissions for update_patrons_category script

The permissions for this were -rw-r--r-- and need to be -rwxr-xr-x.

To test:
- Verify the file permissions before and after applying the patch.

Signed-off-by: Didier Gautheron <didier.gautheron@biblibre.com>
Signed-off-by: Nick Clemens <nick@bywatersolutions.com>
Signed-off-by: Jonathan Druart <jonathan.druart@bugs.koha-community.org>
(cherry picked from commit e7661a37e657141b994d74398dd8e1b96d1da117)

Signed-off-by: Lucas Gass <lucas@bywatersolutions.com>