soc: qcom: smp2p: Fix kernel address leak

Change format string to %pK instead of %p in the debug statements. This
change fixes kernel address leaks from the usage of %p.

CRs-Fixed: 1052825
Change-Id: Ib95f691919a2977f5436cd4c6ac4a002d70dd729
Signed-off-by: Chris Lew <clew@codeaurora.org>
Signed-off-by: Karthikeyan Ramasubramanian <kramasub@codeaurora.org>