How to reproduce:
1. Open the "ShaderGraphET" project
2. Go to Assets -> Samples -> Shader Graph -> 17.0.3 -> Node Reference
3. Open any folder and open any Shader Graph in it
4. Observe the name of the opened Shader Graph

Expected results: There is no "*" near the name
Actual results: There is a "*" near the name and the Shader Graph needs saving

Reproducible with: 2021.3.40f1, 2022.3.38f1, 6000.0.11f1

Reproducible on: macOS 14.5 Sonoma (M1)
Not reproducible on: No other environment tested