ARM: dts: msm: Add SPS node for msmgold

SPS driver provides the support for data transfer
between two peripherals or peripheral to system
memory or system memory to peripheral.

Change-Id: I6d153f1516433f8a62a3f8771869a5d1d4be1b8b
Signed-off-by: Rama Krishna Phani A <rphani@codeaurora.org>