fix:如果没有快递单号 ，则不需要取消代服订单

fs-service/src/main/java/com/fs/erp/service/impl/DfOrderServiceImpl.java

@@ -251,6 +251,9 @@ public class DfOrderServiceImpl implements IErpOrderService {
         String orderCode = order.getOrderCode();
         FsStoreOrder fsStoreOrder = fsStoreOrderMapper.selectFsStoreOrderByOrderCode(orderCode);
         FsStoreOrderDf df = fsStoreOrderDfMapper.selectFsStoreOrderDfByOrderId(fsStoreOrder.getOrderId());
+        if (StringUtils.isBlank(fsStoreOrder.getDeliverySn())) {
+            return null;
+        }
         if (df == null) {
             return null;
         }