Grid does not get enabled in the Tile Palette window when enabling it

Steps to reproduce:

1. Create a new Unity project using a 3D Universal Template
2. In the Package Manager, install the 2D Features package
3. In the Project window, right-click and create a 2D Sprite
4. Open the Tile Palette window (Window > 2D > Tile Palette)
5. Click "Create New Tile Palette" dropdown 
6. Create a new Tile Palette
7. Drag the Sprite from the 3rd step into the Tile Palette window
8. In the Tile Palette window, click on the grid icon to enable grid
9. Observe the Tile Palette window

Actual results: The grid is not visible in the Tile Palette window

Expected results: The grid is visible in the Tile Palette window

Reproducible with versions: 6000.0.3f1, 6000.0.64f1, 6000.3.3f1, 6000.4.0b3, 6000.5.0a3
Not reproducible with versions: 6000.0.2f1 

Tested on (OS): Windows 11, macOS 26.1 (M1 Pro)

Notes:

• The provided FAV (6000.0.3f1) is for Windows platform and differs from macOS Platform (FAV - 2023.3.0b8)
• The issue can be inconsistent to reproduce
• Does not reproduce with DX11, but reproduces with DX12 and Metal