fix grade

zhongzheng-system/src/main/java/com/zhongzheng/modules/order/service/impl/OrderGoodsServiceImpl.java

@@ -560,6 +560,7 @@ public class OrderGoodsServiceImpl extends ServiceImpl<OrderGoodsMapper, OrderGo
                 if(Validator.isEmpty(classGradeVo)){
                     continue;
                 }
+                goodsVo.setGradeId(classGradeVo.getGradeId());
                 goodsVo.setPeriodStatus(classGradeVo.getPeriodStatus());
                 goodsVo.setPeriodPlush(classGradeVo.getPeriodPlush());
                 goodsVo.setGradeStatus(classGradeVo.getStatus());