ARM: dts: msm: Fix ANC mic in msmsamarium cdp

Msmsamarium cdp uses AMIC4 for ANC Right. The correct connection
enables the ANC microphone to pick up ambient noise which is
used by ANC block on the codec to cancel the noise.

Change-Id: Ic52a612bd89910e75e00ae7db993e7a56e773e24
Signed-off-by: Damir Didjusto <damird@codeaurora.org>