ARM: dts: msm: Add SMP2P inbound & outbound entries for MSS & LPASS

Add the SMP2P GPIO entries necessary to receive status-indicating
interrupts and set SMP2P bits for the LPASS and MSS subsystems.

Change-Id: If00298fa531b9f694e5fe3d9b0216be64252e637
Signed-off-by: Vikram Mulukutla <markivx@codeaurora.org>