AVRCP: Update threshold volume to MM during SHO

Now if volume is more than threshold volume
than during storeVolumeForDevice function call
threshold volume will stored. Safe volume will store
only for absolute volume supported device.
1. During SHO safe volume will stored from A2dpService path
2. During BT off or RD off from AVRCP disconnect or
   A2dpServicePath.

CRs-Fixed: 2457648
Change-Id: Ie40cbf0c81e02a844336781f9e7c9e0748a5f34f
1 file changed