How to reproduce:
1. Create a new Unity project
2. In the Hierarchy, right-click -> UI (Canvas) -> Button - TextMeshPro
3. In the Inspector, under the Button Component, change the Transition to Animation
4. Change the Transition back to "None" and observe the collapsing animation
Expected results: The animation always ends successfully
Actual results: The animations sometimes gets stuck on the end
Reproducible with: 6000.0.76f1, 6000.3.15f1, 6000.4.8f1, 6000.5.0b9, 6000.6.0a7
Reproducible on: macOS Tahoe 26 (M1)
Not reproducible on: No other environment tested
Note: Sometimes the bug is more visible with the half of the field being stuck for a couple of seconds and sometimes the bug is less obvious