Bad Naming Convention in Shortcuts Window for Particle System

Steps to reproduce:

1. Create a new Unity project
2. Navigate to Edit > Shortcuts. On macOS, select Unity > Shortcuts
3. Observe the name convention in the Category for Particle Systems

Actual results: Inconsistent naming conventions, e.g ParticleSystem

Expected results: Item names should follow a consistent naming convention with appropriate spaces, such as Particle System.

Reproducible with versions: 2022.3.61f1, 6000.0.47f1, 6000.1.1f1, 6000.2.0a10

Tested on (OS): macOS 15.5 (Silicon M4)

Notes:
* This impacts readability and consistency across Unity's window, especially for new users unfamiliar with internal naming styles

• Also noticeable in other sections