Pixels Per Unit setting field is unaligned with other fields in Panel Settings Asset

Steps to reproduce:
1. Create a project
2. Create > UI Toolkit > Panel Settings Asset
3. Click on it and set Render Mode to World Space in the Inspector
4. Observe the Pixels Per Unit field

Actual results: Field is longer than other fields
Expected results: Field is aligned with other fields

Reproducible with versions: 6000.2.0a9
Couldn’t reproduce with versions: 2021.3.51f1, 2022.3.61f1, 6000.0.47f1, 6000.1.0b15 (No Render Mode and Pixels Per Unit settings)

Tested on (OS): macOS Sequoia 15.3.1 (Intel), Ubuntu 24