bug(mat-list): Badge within list item gets cut off
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描述
### Is this a regression?
- [X] Yes, this behavior used to work in the previous version
### The previous version in which this bug was not present was
14
### Description
When placing a badge within a list item, the badge gets cut off:

This problem has already been [mentioned before](https://github.com/angular/components/issues/12384). However, back then it was easy to apply a workaround: set `overflow: visible` or add some padding to the parent element. With the mdc migration, this has become much harder because Angular Material adds wrapping elements to list items, of which we have little control. And in v14, it works just fine, even without workaround.
### Reproduction
Steps to reproduce:
1. Create a mat-(nav-)list
2. Add a badge on an element within the list
StackBlitz: https://stackblitz.com/edit/angular-hgiusr
### Expected Behavior
The badge should be fully visible
### Actual Behavior
The badge gets cut off
### Environment
- Angular: 15.1.0
- CDK/Material: 15.1.2
- Browser(s): Chrome 109.0.5414.87
- Operating System (e.g. Windows, macOS, Ubuntu): macOS Ventura
贡献指南
调研方向
从链接的 StackBlitz 复现开始,检查 Angular Material 的 MDC 实现下 mat-list 和 mat-nav-list 的 badge 行为。复现 badge 被裁剪的问题,然后验证无需 workaround 即可完整显示 badge。
由索引模型根据 Issue 内容生成。
评估
- 技术栈
- angular, typescript
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- frontend
- Issue 类型
- 缺陷
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- 3/5
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- 1-2 天
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- 35/100