ASoC: msm: remove ADM dependency

ADM management logic has been moved to PCM routing
driver. Clean up CPU driver not to call adm_close
as it would have been called by routing driver.

Change-Id: I520414d2e84c963e9c3b40e2c0d8eb6e3bb0d554
Signed-off-by: Patrick Lai <plai@codeaurora.org>