OSIS-1935 Fixed issue when saving session exam deadline and no offer year calendar found
OSIS-1935 Fixed issue when saving session exam deadline and no offer year calendar found

	modified:   assessments/business/scores_encodings_deadline.py

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