Unexpected blank area after navigating with `Auto Expand` ON

Steps to reproduce (there are many more)

1. Pin Gitako sidebar, and check `Auto Expand` in settings
1. Navigate to an issue (like this one)
1. Click on `Issues` tab

<img width="1028" alt="image" src="https://github.com/user-attachments/assets/16bb5643-784a-4ff6-8284-c578a862b196">
