UI Document: Component titles should be listed with spaces

Repo steps:

1. Open Unity Scene
2. In Hierarchy > Right click > Hover on "UI Toolkit" > Click "UI Document"
3. The component "UIDocument" should appear in the hierarchy 
4. Observe the component name, it should look like this "UIDocument" 

 

Expected Result: Component names should be displayed in the same way in all locations. For example "UI Document"

Actual Result: Component names aren't displayed in the same way in all locations. For example "UIDocument" 

Reproducible with:  2021.3.20f1, 2022.2.9f1, 2023.1.0b7, 2023.2.0a5.
Not reproducible with: 2020.3.46f1 (such functionality does not exist).

Platforms tested: Win 11, MacOS Monterey, Version 12.6.2