How to reproduce:
1. Open the attached project "AlphaThresholdBug.zip"
2. Enter Play Mode
3. Hover with the mouse over the top of the "Tight" GameObject in the Game view
Expected results: GameObject is highlighted
Actual results: GameObject is not highlighted
Reproducible with: 2020.3.48f1, 2021.3.26f1, 2022.1.0a3
Not reproducible with: 2022.1.0a4, 2022.2.21f1, 2023.1.0b18, 2023.2.0a16
Reproducible on: Windows 10