Unnecessary horizontal scrollbar appears in the middle of the "Physics" window

Steps to reproduce:

1. Create a project with 6000.5.0a1
2. Go "Edit" -> "Project Settings"
3. Select "Physics"
4. Resize a window and observe the result

Actual results: Unnecessary horizontal scrollbar appears in the middle of the window

Expected results: No scrollbar

Reproducible with versions: 6000.5.0a1

Not reproducible with versions: 6000.4.0a4

Can’t test with versions: -

Tested on (OS): macOS - Tahoe 26.1