Project Auditor Analysis is not marked dirty when the save file is deleted even after reopening the Project Auditor window

Steps to reproduce:

1. Create a new Unity project using the Universal 3D template
2. Import the provided script "NewMonoBehaviourScript.cs"
3. Open the Project Auditor window (Window > Analaysis > Project Auditor)
4. Click the "Install Rules" button
5. Click the "Start Analysis" button
6. Click the save button and save the Analysis
7. Delete the save file
8. Observe the Project Auditor window

Actual results: The Analysis is not marked dirty/unsaved

Expected results: The Analysis is marked dirty/the Analysis title has an asterisk*

Reproducible with versions: 6000.3.5f1, 6000.4.0b5, 6000.5.0a5

Tested on (OS): MacOS Silicon Tahoe 26.2, Ubuntu 24.04

Notes:

• The Analysis is not marked dirty (does not have an asterisk) even after reopening the Project Auditor window