Reproduction steps:
1. Create a new project
2. Create any Shader Graph (Create > Shader Graph)
3. Select newly created Asset and make changes in the Inspector
4. Click on any other Editor window

Actual result: “Inspector - Unsaved Changes Detected” pop-up window appears
Expected result: Changes are saved automatically

Reproducible with: 6000.5.0a5
Not reproducible with: 6000.0.66f1, 6000.3.5f1, 6000.4.0b5, 6000.5.0a4

Reproduced on: Windows 11, macOS Sequoia 26.2 (M4)