Can't conntect 2 or more Nextclouds

### ⚠️ Before submitting, please verify the following: ⚠️

- [x] This is a **bug**, not a question or a configuration issue.
- [x] This issue is **not** already reported on Github (I have searched for it).
- [x] Nextcloud Server and Desktop Client are **up to date**. See [Server Maintenance and Release Schedule](https://github.com/nextcloud/server/wiki/Maintenance-and-Release-Schedule) and [Desktop Releases](https://nextcloud.com/install/#install-clients) for supported versions.
- [x] I agree to follow Nextcloud's [Code of Conduct](https://nextcloud.com/contribute/code-of-conduct/)

### Bug description

Currently it's not possible to connect more than one nextcloud.
The problem seems to be the broken window. That causes buttons and text to disappear and therefore makes the set up impossible.

### Steps to reproduce

Try connecting a second nextcloud.

### Expected behavior

It should work like in previous versions (33)

### Which files are affected by this bug

no file

### Operating system

Linux

### Which version of the operating system you are running.

Fedora 44

### Installation method

Community FlatPak (please test with the AppImage package ?)

### Nextcloud Server version

can't see

### Nextcloud Desktop Client version

34.0.2

### Did this occur after an update or on a clean installation?

Minor version update (i.e. 33.0.0 → 33.0.1)

### Are you using the Nextcloud Server Encryption module?

Yes

### Are you using an external user-backend?

- [ ] Default internal user-backend
- [ ] LDAP or Active Directory
- [ ] SSO - SAML
- [ ] Other

### Nextcloud Server logs

```shell

```

### Additional info

_No response_