Visual Graph Icons doesn't restore when exiting the project with safe mode. They are also not displayed when entering safe mode.

Steps to Repro:
1. Create a new Project
2. Project window > Right-click > Create
3. Visual Scripting > Script Graph or State Graph
4. Project window > Right-click > Create > C# Script
5. Open Script > Enter invalid code > save script
6. Close project
7. Open project > On the dialogue box select open in safe mode
8. Open C# script > Fix Error and Save > Close script editor
7. Observe Visual Script Graph Icon

Actual Result:
The Script Graph icons are not displayed correctly in the project window

Note:
1. Icons for other asset types are restores on exiting safe mode
2. Visual Graph Icons are restored on restarting the project

Expected Result:
The icon for script graph appears on exiting safe mode or The script graph icon always appears (While the opening project with safe mode and when exiting it)

Reproducible on: 2021.2.0a3, 2021.1.0b5, 2021.1.0b1

Note: Visual Scripting was introduced in 2021.1.0b1

Package Version 1.5.1-pre.3

Environment:
Windows 10, Mac 10.15