"backdrop-filter" text is displayed above the backdrop filter list container for no reason

Steps to reproduce:

1. Create and open a new project
2. Create and open a new UXML file in UI Builder
3. Drag a Visual Element into the UI Builder's Hierarchy
4. In UI Builder's Inspector, expand the "Backdrop Filter" section
5. Observe the UI Builder's Inspector

Actual results: A random "backdrop-filter" text is displayed above the list container

Expected results: Just a list container is displayed

Reproducible with versions: 6000.6.0b1, 6000.7.0a1

Can’t test with versions: 6000.0.77f1, 6000.3.18f1, 6000.4.12f1, 6000.5.1f1, 6000.6.0a7 (No Backdrop Filter section)

Tested on (OS): Windows 11 Pro (25H2)