Unable to connect: nothing happens when I press "connect", no redirection and no error returned

### ⚠️ 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. Install app
2. Enter URL of own hosted cloud instance
3. be redirected to "connect screen"
4. click "connect"
5. nothing happens
6. if I click on "Alterntive authentification" I'm simply redirect to top of the page

### Expected behaviour

I guess the expected behaviour would be to be redirected to a login screen to my instance and then click authorize

### Actual behaviour

Nothing happens

### Android version

7.0

### Device brand and model

Blackview BV6000

### Stock or custom OS?

Stock

### Nextcloud android app version

3.25.0 (F-Droid)

### Nextcloud server version

27.1.1 (Docker)

### Using a reverse proxy?

Yes

### Android logs

_No response_

### Server error logs

_No response_

### Additional information

I did not manage to extract log out of my phone