scroll bar covers the ... menu

### ⚠️ Before posting ⚠️

- [X] This is a **bug**, not a question or an enhancement.
- [X] I've [searched for similar issues](https://github.com/nextcloud/android/issues) and didn't find a duplicate.
- [X] I've written a clear and descriptive title for this issue, not just "Bug" or "Crash".
- [X] I agree to follow Nextcloud's [Code of Conduct](https://nextcloud.com/contribute/code-of-conduct/).

### Steps to reproduce

Scroll in file selector so the index letter popout appears.
Try to click "..." Button next to a file

### Expected behaviour

Should be able to open menu

### Actual behaviour

The button is not touchable

### Android version

10

### Device brand and model

Blackview bv900

### Stock or custom OS?

Stock

### Nextcloud android app version

3.29.0

### Nextcloud server version

29.0.0

### Using a reverse proxy?

No

### Android logs

_No response_

### Server error logs

_No response_

### Additional information

_No response_