How to reproduce:
1. Open the attached "BugCatcher" project
2. Open the "Game" scene
3. Select the "Bug" GameObject and scroll down its Inspector
4. In the Assets folder, expand the "Bug.gltf" and locate the "tripo_material"
5. Drag the Material to the "Bug" GameObject in the Scene
6. Observe the Inspector
Expected results: The Inspector doesn't shake
Actual results: The Inspector shakes a bit because the dropdown is slightly moving up and down
Reproducible with: 6000.6.0b1, 6000.6.0b4, 6000.7.0a2
Not reproducible on: 6000.0.78f1, 6000.3.17f1, 6000.5.2f1, 6000.6.0a7
Reproducible on: macOS Tahoe 26 (M1)
Not reproducible on: No other environment tested