[Bug]: Virtual Hosts panel show commented out backend configuration

### Have you already looked into this bug?

- [X] I have checked the [Troubleshooting Guide](https://devilbox.readthedocs.io/en/latest/support/troubleshooting.html)
- [X] I have checked [Release notes](https://github.com/cytopia/devilbox/releases) for potential migration steps
- [X] I have checked [existing issues](https://github.com/cytopia/devilbox/issues) for similar bugs
- [X] I have googled this bug already with no luck
- [ ] I have not done any of the above

### (Optional) Error message

_No response_

### What went wrong?

Panel displays

> tcp://php74:9000

in the Backend column

although the config-entry has been commented out

### Expected behaviour

Panel displays

> default

in the Backend column

### How can we reproduce the bug?

Add to project folder:
`.devilbox/backend.cfg` with entry `;conf:phpfpm:tcp:php74:9000`

Restart devilbox

### Host Operating System

Linux

### Host Platform (amd64, arm64, other)

amd64

### (Linux only) Is SELinux enabled?

No, SELinux is disabled

### Docker version

#948

### Docker Compose version

#948

### Devilbox version

#948

### Have you removed stopped containers before starting?

Yes

### Have you pulled latest Docker images before starting?

Yes

### Devilbox start command

#948

### Config: .env file

```shell
#948
```

### Config: docker-compose.override.yml

_No response_

### Config: ./check-config.sh

```shell
#948
```

### Log: docker-compose logs

```shell
#948
```

### (Optional) Additional information

_No response_