fix(order):修复订单取消状态判断逻辑

- 在判断订单是否取消时增加空值检查
- 避免因状态为空导致的潜在空指针异常- 确保只有在状态明确为已取消时才执行后续操作

@@ -190,7 +190,7 @@ public class OrderServiceRpcClient {
                 .setModification(modification)
                 .build();
         final UpdateClientCustomerOrderRpcResponse updateClientCustomerOrderRpcResponse = orderServiceRpcBlockingStub.updateClientCustomerOrder(request);
-        if (updateClientCustomerOrderRpcResponse.getIsUpdated() && updateOrderDto.getStatus() == OrderStatusEnum.ORDER_CANCELED) {
+        if (updateClientCustomerOrderRpcResponse.getIsUpdated() && updateOrderDto.getStatus() != null && updateOrderDto.getStatus() == OrderStatusEnum.ORDER_CANCELED) {
             final var orderById = getOrderById(updateOrderDto.getId());
             if (orderById != null && orderById.getCloseTimeType() == CloseTimeType.IMMEDIATELY) {
                 final var orderDetails = getOrderDetailsByOrderId(orderById.getId());