fix(order): 处理1688预下单接口异常情况

- 在预下单接口调用后添加成功状态检查
- 当接口请求失败时抛出验证异常
- 确保只有在接口成功的情况下才继续执行邮费计算逻辑

app/common/repositories/store/order/StoreOrderRepository.php

@@ -2633,6 +2633,9 @@ class StoreOrderRepository extends BaseRepository
                 ];
                 $orderService = new OrderService();
                 $ailOrder = $orderService->previewOrder(['cargoParamList' => $cargoParamList, 'addressParam' => $addressParam]);
+                if (!$ailOrder['success']) {
+                    throw new ValidateException('1688预下单接口请求失败');
+                }
                 if ($ailOrder['preview']['sumCarriage'] > 0) {
                     $postage_price = bcadd($postage_price, $ailOrder['preview']['sumCarriage'] / 100, 2);
                 }