msm8974: Set 24-bit flag for headphone/speaker

 * Improves postprocessing performance

Change-Id: I8612400b493a9eb3ed28d16d8704857db457e74a
msm8974: Remove extra resampler

Change-Id: I12a2f363a47ac06a45f70549c6bcc1c9698a8602
Merge remote-tracking branch 'CM/cm-11.0' into kitkat