修复订单商品没有排序字段的bug

src/main/java/com/gxwebsoft/shop/entity/ShopOrderGoods.java

@@ -90,6 +90,9 @@ public class ShopOrderGoods implements Serializable {
     @Schema(description = "过期时间")
     private Date expirationTime;
 
+    @Schema(description = "排序号")
+    private Integer sortNumber;
+
     @Schema(description = "备注")
     private String comments;