🙏透视表树形展示的时候，总计可以正常展示

### Describe the feature / 功能描述

这是s2目前的结果：，期望实现的样式是

### Design the API / API 设计

| name | type | default | description |
| ---- | ---- | ------- | ----------- |
| - | - | - | - |

### Are you willing to contribute? / 是否愿意参与贡献？

Please select / 请选择

The issue names no files, tests, or entry points; begin by locating the pivot-table tree rendering path and comparing the current and expected images. Done means the tree-style pivot table displays the total in the expected position and appearance, with coverage added for the behavior.

Written by the indexing model from the issue text.