Reproduction steps:
1. Open the attached “IN-93820.zip“ project
2. Open the “SampleScene”
3. Select the “Cube” GameObject from the Hierarchy
4. Make the Inspector Window the smallest width possible
5. Click on the Prefab Override button
6. Select the “Cube”, “Mesh Renderer” or “Box Collider” overrides
7. Observe the override comparison Window

Expected result: The comparison Window opens either to the left or the right of the overrides dropdown
Actual result: The comparison Window opens on top of the overrides Window making it impossible to select items below

Reproducible with: 2022.3.57f1, 6000.0.36f1, 6000.1.0b4, 6000.2.0a1

Reproducible on: Windows 11
Not reproducible on: No other environment tested

Note:
- Could only reproduce when UI Scaling was set to 150%