修复逛列表页banner数据没返回的bug

Code Review By Rock Zhang

@@ -345,7 +345,7 @@ class IndexModel
                     $build = array();
                     $build['url'] = Helpers::getFilterUrl($value['url']);
                     $build['img'] = Helpers::getImageUrl($value['src'], 830, 327);
-                    $data['guang']['swiper'][] = $build;
+                    $result['swiper'][] = $build;
                 }
             }