🤔列宽固定，行头如何自适应铺满容器

### 🏷 Version

| Package | Version |
| -------------- | ------- |
| @antv/s2 | 1.47.1 |
| @antv/s2-react | |
| @antv/s2-vue | |

### Sheet Type

- [X] PivotSheet
- [ ] TableSheet
- [ ] GridAnalysisSheet
- [ ] StrategySheet
- [ ] EditableSheet

### 🖋 Description

想要一些列宽设定固定宽度，当表格总宽度不满容器时候，未设定宽度的行头和列如何配置能自适应铺满容器

### 🔗 Reproduce Link

https://codesandbox.io/s/fxdd8h?file=/index.ts

### 😊 Expected Behavior


### 😅 Current Behavior


Start with the linked CodeSandbox, particularly index.ts, and inspect the PivotSheet sizing configuration shown there. Determine how fixed-width columns and unspecified row or column headers are expected to fill the container; done means the relevant configuration or behavior is documented or implemented and the reproduced layout matches the expected image.

Written by the indexing model from the issue text.