Reproduction steps:
1. Open the attached "PROJECTFILE" project
2. Build And Run the project (File > Build And Run)
3. Observe the custom cursor in the Player
4. Move the mouse out and back into the Player window
6. Observe the cursor in the Player

Expected result: The cursor changes back into the custom cursor
Actual result: The cursor does not change back into the custom cursor

Reproducible with: 2021.3.36f1, 2022.3.22f1, 2023.2.15f1, 6000.0.0b12

Reproducible on: macOS Sonoma 14.3.1 (M1 Max)
Not reproducible on: Windows 10

Note: Press the “Spacebar” key to reset the mouse cursor