OSIS-4114-dev correct unittest get_next_academic_years
OSIS-4114-dev correct unittest get_next_academic_years

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