OSIS-4652 set PERMISSION_CACHE_ENABLED default to True
OSIS-4652 set PERMISSION_CACHE_ENABLED default to True

uclouvain/osis,uclouvain/OSIS-Louvain,uclouvain/OSIS-Louvain,uclouvain/OSIS-Louvain,uclouvain/osis,uclouvain/osis,uclouvain/osis