Bug: The game cancellation button is missing (Codebattle version: e827c58)

### Summary

User can't cancel own create game

### Reproduction steps

```bash
1. Click Create a game
2. Choose any parameters
3. Click Cancel
```

### Expected result

User can cancel own create game

### Actual result

User can't cancel own create game. Because cancel button is missing

### Browsers

Chrome, Opera, Firefox

### OS

Windows