TileMap Palette preview flickers when scaled

Steps to reproduce:

1. Open the attached project "tilemapscaling.zip"
2. Go to Window>2D>Tile Palette
3. Grab the bottom border of the tileset preview region and move it up/down

Actual results: The tilemap displayed in the preview region flickers when scaled

Expected results: The preview region scales proportionally without flicker

Reproducible with versions: 6000.0.14f1, 6000.1.0a1, 6000.1.0b3

Not reproducible with versions: 6000.0.0b15, 6000.0.13f1

Tested on (OS): Mac OS 15.1.1, Windows 10