ARM: dts: msm: Add and enable the clock_rpmh device for SDMSHRIKE

Add and enable the clock_rpmh node in order to let consumers
for these clocks be able to reference and use them.

Change-Id: I44628a498d2985f9275ff2b2cdc07350f76ec3e8
Signed-off-by: Deepak Katragadda <dkatraga@codeaurora.org>