"Not Analyzed" icons are difficult to see in Project Auditor when using the Light theme

Steps to reproduce:

1. Create a new Unity project 
2. Unity -> Settings -> General
3. Set Editor Theme to "Light"
4. Go to Window -> Analysis -> Project Auditor ->Install Rules
5. In the "Project Areas" drop-down, select "Build"
6. Click "Start Analysis"
7. Observe the summary section titles and icons next to them visibility

Actual results: All summary section titles are visible, but the icon "Not Analyzed" is poorly visible

Expected results: icons must be adapted to light mode

Reproducible with versions: 1.0.2 (6000.2.12f1, 6000.3.0b10) 1.0.1 (6000.4.0a5, 6000.5.0a1)

Tested on (OS): macOS - Tahoe  26.1