Bug 19275: clubs table broken at the opac if public enrollment is not allowed

Bug 19275: clubs table broken at the opac if public enrollment is not allowed

Test Plan:
1. Create a template club and disable public enrollment
2. Create a club and add it a patron
3. login at the opac with this patron
4. Note the borked clubs table
5. Apply this patch
6. Refresh the page
7. Table is fixed!

Signed-off-by: Owen Leonard <oleonard@myacpl.org>
Signed-off-by: Marcel de Rooy <m.de.rooy@rijksmuseum.nl>
Signed-off-by: Jonathan Druart <jonathan.druart@bugs.koha-community.org>