App is showing that the server is in maintenance mode when password expires

### Steps to reproduce
1. Set password to expire
2. when password expires
3. you see the message that the server is in maintenance mode

### Expected behaviour
- Message your password has exired

### Actual behaviour
- Server is in maintenance mode MEssage

### Can you reproduce this problem on https://try.nextcloud.com?
- Please create a test demo account and see if this still happens there.
- If yes, please open up a bug report
- If not, please verify server setup and ask for help on forum

### Environment data
Android version:

Device model:

Stock or customized system:

Nextcloud app version:

Nextcloud server version:

Reverse proxy:

### Logs
#### Web server error log
```
Insert your webserver log here
```

#### Nextcloud log (data/nextcloud.log)
```
Insert your Nextcloud log here
```
**NOTE:** Be super sure to remove sensitive data like passwords, note that everybody can look here! You can use the Issue Template application to prefill some of the required information: https://apps.nextcloud.com/apps/issuetemplate