brcmfmac: store profile information per virtual interface

The profile information applies to an interface so each virtual
interface needs it. So it is removed from brcmf_cfg80211_info
and added to brcmf_cfg80211_vif structure.

Reviewed-by: Hante Meuleman <meuleman@broadcom.com>
Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com>
Signed-off-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: Franky Lin <frankyl@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>