How to reproduce:
1. Create a new Unity project and install the Visual Effect Graph package
2. In the Project window, right-click -> Create -> Visual Effects -> Visual Effect Graph -> Any graph -> Create
3. Press the Space key to open the Node Creation menu
4. Use the Arrows keys and the Enter key to navigate the menu
5. Observe the results
Expected results: The folders can be selected and expanded, nodes can be created using the keyboard, similar to the Shader Graph
Actual results: Nodes can't be created using the keyboard
Reproducible with: 6000.0.39f1, 6000.1.0b7, 6000.2.0a4
Reproducible on: macOS Sequoia 15.3 (M1), Windows 11
Not reproducible on: No other environment tested