pinctrl: qcom: Add syscore system suspend/resume

Add syscore system suspend and resume handlers,
to print gpio interrupts status during device resume.

Change-Id: I7c574d2e44a7e318ac9ef89063d2081bf63c09b6
Signed-off-by: Prasad Sodagudi <psodagud@codeaurora.org>
Signed-off-by: Maria Yu <aiquny@codeaurora.org>
[vgutta@codeaurora.org: Resolved trivial merge conflicts]
Signed-off-by: Venkata Narendra Kumar Gutta <vnkgutta@codeaurora.org>