Adding Google Chrome shortcut for grouping tabs

[Koustubh-Mane1]

Is your feature request related to a problem? Please describe.
I always prefer using keyboard instead of mouse.

Describe the solution you'd like
I would like to propose a new shortcut for grouping tabs which was a new feature introduced by Google.

[AnshSinghSonkhia]

Make changes in the Google Chrome Shortcuts Folder.
Raise a PR.
If your changes are unique, we will merge it.