fix(zynqmp): resolve the misra 4.6 warnings

MISRA Violation: MISRA-C:2012 R.4.6
- Using basic numerical type int rather than a typedef
that includes size and signedness information.

Signed-off-by: Venkatesh Yadav Abbarapu <venkatesh.abbarapu@xilinx.com>
Change-Id: I9fb686e7aa2b85af6dfcb7bb5f87eddf469fb85c
diff --git a/plat/xilinx/common/include/pm_client.h b/plat/xilinx/common/include/pm_client.h
index e91bb8f..7bb7757 100644
--- a/plat/xilinx/common/include/pm_client.h
+++ b/plat/xilinx/common/include/pm_client.h
@@ -16,7 +16,7 @@
 #include "pm_defs.h"
 
 /* Functions to be implemented by each PU */
-void pm_client_suspend(const struct pm_proc *proc, unsigned int state);
+void pm_client_suspend(const struct pm_proc *proc, uint32_t state);
 void pm_client_abort_suspend(void);
 void pm_client_wakeup(const struct pm_proc *proc);