[backend] Cron init distributions : correction bug id_producer = 0

common/models/Distribution.php

             if($idProducer) {
                 $paramsDistribution['distribution.id_producer'] = (int) $idProducer ;
             }
+            else {
+                $idProducer = Producer::getId() ;
+            }
             
             $distribution = Distribution::searchOne($paramsDistribution) ;
                     
                 $distribution = new Distribution;
                 $distribution->date = $date;
                 $distribution->delivery = 1;
-                $distribution->id_producer = Producer::getId();
+                $distribution->id_producer = $idProducer ;
                 $distribution->save();
             }
         }