return empty when the user connected is thanatonly and there is no defunt related to the thanato on get defunts list

gestion/lib/Db/Bdd.php

@@ -493,6 +493,9 @@ class Bdd {
                     $defuntListConditionPlaceholder = implode(',', array_fill(0, count($defuntsIdRelatedToThanato), '?'));
                     $conditions = $defuntsIdRelatedToThanato;
                     $sql .= " WHERE ".$this->tableprefix."defunt.id IN ($defuntListConditionPlaceholder)";
+                }
+                else{
+                    return json_encode([]);
                 } 
             }
         }