How to reproduce:
1. Open the attached “IN-111011” project
2. Open the “Test Scene”
3. Open the Profiler (Window > Analysis > Profiler) and enable Deep Profiling
4. Enter Play mode and wait for ~10 seconds
5. Observe the result
Expected result: CPU/Memory usage remains consistent over time
Actual result: CPU/Memory usage increases over time
Reproducible with: 2023.1.0a1, 6000.0.55f1, 6000.2.0f1, 6000.3.0a4
Reproduced on: Windows 11, macOS 15 (M1) (User reported)
Not reproduced on: No other environment tested
Note: Deleting the UI Document does not clear the memory