Reproduction steps:
1. Open the attached “BugRepro” project
2. Click File > Build And Run
3. In Player, click Settings
4. Click Fullscreen Window, and select Windowed
5. Drag the window around
Expected result: No trail is visible when moving the player window
Actual result: The player window trail is visible when moving the player window
Reproducible with: 2021.3.27f1, 2022.3.2f1, 2023.1.0f1, 2023.2.0a19
Reproducible on: Ubuntu 22.10
Not reproducible on: Ubuntu 23.04
Note: If the Player is already windowed when launched, go to settings, change to Fullscreen Window, and then change back to Windowed to have a reproduction