ASoC: msm: qdsp6v2: Add missing routing for MI2S interfaces

This change adds some routing missing plus few other fixes needed
when MI2S interfaces are used.

CRs-fixed: 909961
Change-Id: Ic1e234c955a6162d67fd97ac7647ec810ede204c
Signed-off-by: Roberto Granados Dorado <robertog@codeaurora.org>