Reproduction steps:
1. Open the attached “BugRepro” project
2. Open the “Scenes/SampleScene” Scene
3. Enter the Play Mode
4. Press the “Space” Key to stop the particle system
5. While particle count is decreasing press the “Space” Key again
6. Observe the Game View
Expected result: The particle system spawns 150 new particles instantly
Actual result: The particle system starts creating new particles at the particle system's spawn rate
Reproducible with: 2022.3.28f1, 2022.3.30f1, 6000.0.3f1
Not reproducible with: 2021.3.38f1, 2022.3.27f1
Reproducible on: Windows 10
Not reproducible on: No other environment tested