arm/dt: 8974: Change sound routing for msm8974 platforms

Sound routing on the liquid platform is different from other platforms.
For example speakers or microphone biases.

Change-Id: Ic569ea53492e21dc0b1670ba2d37a91919431611
Signed-off-by: Tanya Finkel <tfinkel@codeaurora.org>
Signed-off-by: Eugene Yasman <eyasman@codeaurora.org>