App freezes when choosing On device tab

### ⚠️ 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. 50GB `Music` folder and `Backup`, `Doc` are Synced on device. Checking by builtin file browser, all files are on my `SAMSUNG EVO PLUS microSDXC EVO+ 256GB 130MB/s V30`. I can open them and they work propertly, even from Nextcloud app.

2. When clicked to `On device` tap application just freezes. Looks that it do something a lot of time and can unfreeze after around 10-30min and show me folders on device.

### Expected behaviour

`On device` folders list available imediatelly

### Actual behaviour

App freezes

### Android version

11

### Device brand and model

Samsung Galaxy A40 (SM A405FN)

### Stock or custom OS?

Stock

### Nextcloud android app version

3.31.4

### Nextcloud server version

31.0.6

### Using a reverse proxy?

No

### Android logs

[logcatOutput.txt](https://github.com/user-attachments/files/20967701/logcatOutput.txt)

### Server error logs

```bash

```

### Additional information

Nextcloud server is installed as app v2.0.2 in latest TrueNAS 25.04.1