OSIS-4527 removed assertion on success mesages must be set in BusinessListValidator
OSIS-4527 removed assertion on success mesages must be set in BusinessListValidator

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