If the "wrap" overflow mode is in use, the button group will wrap the buttons that don't fit in one row to more rows below.
PiperOrigin-RevId: 800551513
We have kept the Button file as the navigation file and have split the content into the following five pages:
1. Common button
2. Button group
3. Toggle button group
4. Icon button
5. Split button
This structure is inline with the M3 spec doc.
PiperOrigin-RevId: 777529719
