docs(Tab): add note that `grid` prop only applies to vertical menu (#3957)
docs(Tab): add note that `grid` prop only applies to vertical menu (#3957)

Co-authored-by: Oleksandr Fediashov <e1a4391d9f59191d523da021d3cc0bf18f656b9d@gmail.com>
Semantic-Org/Semantic-UI-React,Semantic-Org/Semantic-UI-React