ASoC: msm: Changes in machine driver to enable mclk

Provide the support to enable MCLK output to external
audio connections. Also, update configuration to set
bit clock as EBIT in slave mode.

CRs-Fixed: 1094763
Change-Id: If07f31a6c37c7b8b23eb74b25a1e15990043cb92
Signed-off-by: Tanya Dixit <tdixit@codeaurora.org>
Signed-off-by: Laxminath Kasam <lkasam@codeaurora.org>