TWS_AVRCP: Fix for stream volume change on active device

Fix for stream volume change during incoming earbud connection
on active device which does not support absolute volume. Issue
is due to setting abs volume flag true for earbud when earbud
is not active device resulting in stream volume change on
non-tws+ active headset. Defer setting abs volume flag till the
TWS+ device becomes active.

Change-Id: I2435c148666b6d8adbe88f278e8b3c64fcfe600f
1 file changed