Shader Graph Node information is briefly displayed in Graph Inspector when clicking on Category in the Blackboard

Reproduction steps:
1. Create a new project
2. Create any Shader Graph (Create > Shader Graph)
3. Double-click on the newly created Asset to open Shader Graph window
4. Click on the “+” button in the Blackboard and select “Category”
5. Click on the “+” button in the Blackboard, select any option and drag it into the Category
6. Click on the Category and observe Graph Inspector

Actual result: Node information is briefly displayed in the Graph Inspector
Expected result:  Node information is not displayed

Reproducible with: 6000.0.66f1, 6000.3.6f1, 6000.4.0b6, 6000.5.0a5

Reproduced on: Windows 11, macOS Sequoia 26.2 (M4)

Note: First Node in the Category section is briefly displayed if Category has more than one Node