The "by speed" modules (rotation by speed, size by speed, etc.) are not affected by "speed range" and as such should have it disabled.

Repro steps:
1. Open TestScene from attached project.
2. Select ParticleSystem from hierarchy.
3. Observe in the Scene view how all particles are spinning with a constant size.
4. Observe in the inspector how "Speed range" is visible and filled out, but not affecting the particle rotation.

Expected outcome: if speed range is not affecting constant values in these models, to have it removed to avoid confusion.

Notes:
- not a regression; always been this way.
- the speed range tooltip can also be improved as it's a bit tough to understand :)