OSIS-3495 : Fix display of LUY proposal when credits not set
OSIS-3495 : Fix display of LUY proposal when credits not set

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