[Tests list] No checkmark for Test class that contains Test Cases after tests were run

## Steps to reproduce

1. Open in Unity the AltTester Unity SDK project from cloned repo (`master` branch)
2. In _AltTester Editor_ with `Play in Editor` started run the Test Class `TestForScene1TestSample from` from `Assembly-CSharp-Editor.dll `> `Altom` > `AltDriver` > `Tests`
3. After tests are run verify if there is a checkmark in front of the above-mentioned Test Class

## Actual result

### AR

- In step 3 there is no checkmark in front of the above-mentioned Test Class

### Additional info

- Screenshots

- Note: the difference between the mentioned class and other classes where this issue does not occur is that it contains Test Cases

## Expected result

### ER

- In step 3 there is a checkmark (green or red depending on the success or failure of the ran tests) in front of the Test Class mentioned in step 2