Merge pull request '111' (#8) from zhangli-test into main

Reviewed-on: #8

src/main/java/com/sczx/order/dto/PayOrderDTO.java

@@ -27,4 +27,7 @@ public class PayOrderDTO {
 
     @ApiModelProperty("支付状态")
     private String payStatus;
+
+    @ApiModelProperty("子订单类型（首租、续租、逾期、押金、租电等）")
+    private String suborderType;
 }