Unable to close the 'Add a graph node' menu when the 'Toggle Info Panel' button is clicked

Steps to reproduce:

1. Open the attached "GTK_menuBug.zip" project
2. Open the "New Graph" asset in the Graph Toolkit Editor
3. Press the Space key to open the "Add a graph node" menu
4. Press on the 'i' icon ("Toggle Info Panel")
5. Press ESC to close the menu and observe

Actual results: The menu doesn't close

Expected results: The menu closes

Reproducible with versions: 0.1.0-exp.1 (6000.3.0a6), 6000.4.3f1, 6000.5.0b4, 6000.6.0a3

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

Workaround: The menu can be closed if it is unfocused and refocused again