ASoc: msm: Add lowlatency playback and recording routing
controls

- Add BT, FM, PROXY routing controls for lowlatency playback and
recording

Signed-off-by: SathishKumar Mani <smani@codeaurora.org>

Conflicts:
	sound/soc/msm/msm-pcm-routing.c

Change-Id: I3ecef21d1c445875b6140f3c3cfdec891b5f7b24
Merge "ASoc: msm: Add lowlatency playback and recording routing controls" into jb4.2