修改错误提示为error

app/AdminAgent/Controllers/AgentProductController.php

@@ -249,7 +249,7 @@ class AgentProductController extends AdminController
 					$count = Product::where([['status', '=', ProductStatus::ON_SALE], ['stock', '>=', $form->model()->stock]])
 						->whereIn('id', $ids)->count();
 					if (count($ids) != $count) {
-						return $form->response()->success('供应商产品已下架或库存不足！');
+						return $form->response()->error('供应商产品已下架或库存不足！');
 					}
 
 					//修改库存