ARM: dts: msm: move sound card to respective 8909 variants

As sound card properties will vary based on cdp, mtp or qrd.
Move the sound node to respective variants dtsi files.

Change-Id: I5926d98508d60bae9b0b71bd3a3afe9a78a0f139
Signed-off-by: Laxminath Kasam <lkasam@codeaurora.org>