Appbar in notification screen is overlapped by statusbar

### ⚠️ 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

1. Open Nextcloud Android App
2. Open Notifications Screen via Icon in AppBar

### Expected behaviour

The Appbar is not overlapped by the statusbar. The back button is usable and the title is readable.

### Actual behaviour

The Appbar is overlapped by the status bar, see screenshot.


### Android version

15

### Device brand and model

Google Pixel 6a

### Stock or custom OS?

Stock

### Nextcloud android app version

3.31.0

### Nextcloud server version

Nextcloud Hub 9 (30.0.6)

### Using a reverse proxy?

No

### Android logs

_No response_

### Server error logs

```bash

```

### Additional information

_No response_