Add support for MicrosoftEdge for hub

[MoLow]

Description

Add item to the background

Motivation and Context

Make this UI more usable

Types of changes

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to change)

Checklist

• I have read the contributing document.
• My change requires a change to the documentation.
• I have updated the documentation accordingly.
• I have added tests to cover my changes.
• All new and existing tests passed.

[CLAassistant]

All committers have signed the CLA.

[diemol]

Thanks for this PR @MoLow!
This file is part of the UI used for Grid 3.x, which is not under development anymore, but I will merge because we are not sure yet if we will use any of these files for the basic UI Grid 4 will have.