OSIS-2169 Refactored test
OSIS-2169 Refactored test

	modified:   base/business/group_element_years/perms.py

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