ARM: dts: msm: Add imem,restart and sleep counter for sdmshrike

Add imem, restart and mpm sleep counter device tree nodes for
sdmshrike target.

Change-Id: I33430219cb2183581670f1cd5a75e82c68b41dfa
Signed-off-by: Jeevan Shriram <jshriram@codeaurora.org>