How to reproduce:
1. Create a new project and install the "AI Generators" package
2. In the Project window, right-click -> Create -> Animation -> Generate Animation Clip
3. Observe the picker button at "Video Reference" field in "Video to Motion" tab
Expected results: The picker button is placed in the upper right corner
Actual results: The picker button is placed at the middle of the field
Reproducible with: AI Generators 1.0.0-pre.6 (6000.2.0a10)
Reproducible on: Windows 11
Not reproducible on: No other environment tested