Deleting “New Group Node” name doesn’t allow to type or add new name

Steps to reproduce:
1. Create a new Unity unity project
2. Create a VFX Graph Asset
3. Open VFX Graph
4. Create a Group Node
5. Delete “New Group Node” name
6. Try adding or typing a new Group Node name

Actual results: unable to type or add a new name after deleting New Group Node
Expected results: able to type or add a new name after deleting New Group Node

Reproducible with versions: 6000.0.53f1, 6000.1.11f1, 6000.2.0b9, 6000.3.0a1
Can’t test with versions: 2022.3.64f1 (Group Node not available)

Tested on (OS): macOS Silicon, Sequoia 15.5 (M1)