复制订单bug修复

yudao-module-order/yudao-module-order-core/src/main/java/cn/iocoder/yudao/module/order/service/order/impl/OrderServiceImpl.java

@@ -6749,7 +6749,7 @@ public class OrderServiceImpl extends AbstractService<OrderMapper, OrderDO> impl
         orderItemDO.setVolume(io.getVolume());
         orderItemDO.setWeight(io.getWeight());
         orderItemDO.setQuantity(io.getQuantity());
-        orderItemDO.setNum(io.getQuantity());
+        orderItemDO.setNum(io.getNum());
         orderItemDO.setWorth(io.getWorth());
         orderItemDO.setBoxGauge(io.getBoxGauge());
         orderItemDO.setBrand(io.getBrand());