ARM: dts: msm: Specify the configuration for audio on msmfalcon interposer

In msmfalcon interposer for CDP and MTP, add
audio related dtsi files to support external
codecs tasha and tavil.

CRs-Fixed: 1083537
Change-Id: I867e28101cfa37f9764d547f3b43871a430de6d7
Signed-off-by: Laxminath Kasam <lkasam@codeaurora.org>