OSIS-4438 adapt django rules permission_required with getter
OSIS-4438 adapt django rules permission_required with getter

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