USS "animation-name" property fails to resolve a UIAnimationClip reference and throws "Unsupported type UIAnimationClip" warning on import

Steps to reproduce:

1. Open the attached reproduction project
2. Reimport the assets in the "Assets/UI" folder
3. Observe the Console window

Actual results: "warning: Unsupported type UIAnimationClip” warning is thrown

Expected results: There should be no warnings 

Reproducible with versions: 6000.7.0a5

Can’t test with versions: 6000.0.82f1, 6000.3.22f1, 6000.5.9f1, 6000.6.0b9 (due to no feature)

Tested on (OS): MacOS Silicon Tahoe 26.5.1, Ubuntu 24.04