Disconnected from any server, the application is closed

### Please answer the following questions for yourself before submitting an issue.

- [ ] I am running the latest version
- [ ] I checked the documentation and found no answer
- [ ] I checked to make sure that this issue has not already been filed

### AdGuard VPN version

2.6

### Operating mode

None

### Environment

```markdown
- OS: 14
```

### Root access

- [ ] Yes, I have it.

### Issue Details

When disconnecting from any server, the application "slams down" - it closes. Although it remains in the notification bar.

Steps to reproduce:

AdGuard VPN is enabled -> connection to the server is established -> disconnect from the server (location) -> the application closes, although the information about the running AdGuard VPN application remains in the notification bar.

### Expected Behavior

The application works correctly, the application does not close when disconnecting from the location

### Screenshots

Screenshot 1:

### Additional Information

_No response_