[ Fluent ] Add missing style for GridView

[siagupta0202]

[robert-abeo]

Duplicate of #10357 and #10076 ... seems you guys aren't aware of the issues being filed in this case

[dipeshmsft]

@robert-abeo, we know about the other issues 😄, this was meant to track the multiple grid view issues under this main issue. We will update the description accordingly.