Revert all windows layout dialogue box appears after Building a unit database is finished processing for Visual Scripting. When the graph window is pre docked in the layout.

Preconditions:
1. Create a new Project
2. Project window > Create > Visual Scripting > Script Graph
3. Select Script Graph Asset > Click Edit graph in Inspector
4. Dock the Graph window next to Scene view in 2 by 3 layout
5. Close Unity

Steps to repro:
1. Create a new Project
2. Make sure the Graph window is already docked next to the scene view
4. Maximize Graph window
5. Minimize Graph window

Actual Result:
Revert all windows layout dialogue box appears

Expected Result:
Graph window minimizes seamlessly

Reproducible on: 2021.1.0b2, 2021.1.0b1

Note: Visual Scripting has been introduced in 2021.1.0b1

Environment: Windows 10