Tile Palette Editor Panels bottom edge is misaligned when opening the Window

Steps to reproduce:

1. Create a 2D URP Project
2. Open the Tile Palette (Window > 2D > Tile Palette)
3. Observe the misaligned Window edge on top of other UI Elements

Actual results: The Tile Editor panels bottom edge that is draggable is on top of other UI Elements and can be dragged and reset

Expected results: The draggable edge is in the same position as the bottom edge where different colors indicate the panels end

Reproducible with versions: 6000.0.3f1, 6000.0.25f1, 6000.1.0a2

Not reproducible with versions: 2021.3.45f1, 2022.3.51f1, 6000.0.2f1

Tested on (OS): Windows 11

Notes: 

• If issue does not reproduce, resize the Tile Palette Window to about 40% smaller size and repeat the steps again