AI Navigation Preferences are not indexed for Search and cannot be found when searching for them in the Preferences Search field

Steps to reproduce:

1. Open any Project with the AI Navigation Package Installed
2. Navigate to Preferences > AI Navigation
3. In the Search field at the top of the Preference Window type any of the Keywords that are displayed for a Preference Settings, e.g. Color, Opacity, Surfaces

Actual results: None of the Preferences can be found when searching for them in the Preferences Search field

Expected results: All AI Navigation Preference Settings are indexed for search and can be found using the Search Field in the Preferences Window

Reproducible with versions: 2.0.10 (6000.0.67f1, 6000.3.8f1, 6000.4.0b8, 6000.5.0a6)

Tested on (OS): Windows 11