The editor is in a dirty state, font is italic, when workbench.editor.tabSizing is set to fixed or shrink, it will cause part to be covered.

Reproduction steps:

1. open vscode.dev
2. open welcome tab as example
3. use cmd + , and search workbench.editor.tabSizing, toggle the configuration item and observe the editor title

Version: 1.84.2
Commit: 1a5daa3
User Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/119.0.0.0 Safari/537.36
Embedder: vscode.dev