The "Edit Grid and Snap Settings" button in the "Grid Visibility" Toggle dropdown in the Scene View, Alt-Tabs the window and opens the last opened window instead of opening the settings window.
Refer to the attached Video.

Steps to Reproduce:
1. Create a New Project
2. Scene > Toggle Grid Visibility > Dropdown > Burger Menu > Edit Grid and Snap Settings

Actual Result:
Settings window doesn't open and the current window is Alt-tabbed to the last opened window.

Expected Result:
"Grid and Snap Settings" window should open promptly.

Occurring On:
2020.1.0a22

Working Fine on:
2020.1.0a21, 2019.3.0f6

Environment:
Windows 10 only