When searching for locations on Android TV, the keyboard doesn't collapse by pressing enter

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

- [X] I checked the [knowledge base](https://adguard-vpn.com/kb/) and found no answer
- [X] I checked to make sure that this issue has not already been filed

### AdGuard VPN version

2.7

### Operating mode

VPN

### Which DNS server do you use?

None

### DNS protocol

None

### Custom DNS

_No response_

### Environment

```markdown
- OS: Android 11
- Device: TV Xiaomi Mi box S
```

### Root access

- [ ] yes, I have it

### Issue Details

Steps to reproduce:
1. Go to the list of locations
2. Tap on Search field
3. Keyboard appeared
4. Tap on Enter on the keyboard

### Expected Behavior

Keyboard collapsed

### Actual Behavior

Keyboard didn't collapse

### Screenshots

Screenshot 1

### Additional Information

After above steps you can go back to the main app's page and keyboard is still on the screen and it's in the way.