fix(order): 修复退款订单缺失用户ID的问题

- 在创建退款订单信息时补充设置用户ID字段
- 保证退款订单数据完整性，方便后续处理
- 修正因缺少用户ID导致的潜在异常风险

src/main/java/com/zsElectric/boot/business/service/WFTOrderService.java

@@ -864,6 +864,7 @@ public class WFTOrderService {
         UserRefundsOrderInfo userRefundsOrderInfo = new UserRefundsOrderInfo();
         userRefundsOrderInfo.setOrderId(userOrderInfo.getId());
         userRefundsOrderInfo.setOrderNo(userOrderInfo.getOrderNo());
+        userRefundsOrderInfo.setUserId(userOrderInfo.getUserId());
         userRefundsOrderInfo.setOutRefundNo(out_refund_no);
         userRefundsOrderInfo.setReason(reason);
         userRefundsOrderInfo.setAmount(refundAmount);