Long Branch names breaks “New Branch” window layout, causing “Create” and “Cancel” buttons to hide

Steps to reproduce:
1. Create new Unity project
2. Open Unity Version Control window
3. Press “Create workspace”
4. Pick a repository and workspace name
5. Press “Create workspace” button
6. At the top toolbar press on “main” dropdown
7. Press “New Branch” button to create a new branch
8. Add a long Branch name, example - “TestingLongNameTestingLongNameTestingLongNameTestingLongNameTestingLongNameTestingLongName”
9. Observe the window

Actual results: Adding longer branch name breaks “Create Branch” window, “Cancel” and “Create” buttons disappears
Expected results: Adding longer branch name should not break the window, buttons should not disappear

Reproducible with versions: 6000.0.65f1, 6000.3.3f1, 6000.4.0b3, 6000.5.0a4

Tested on (OS): macOS Silicon Tahoe 26.0.1 (M1)