wsl/libhsakmt: remove redundant #include "libhsakmt.h"

move libhsakmt.h inclusion to he makefile

Signed-off-by: Flora Cui <flora.cui@amd.com>
Reviewed-by: Tianci Yin <tianci.yin@amd.com>
Part-of: <http://10.67.69.192/wsl/rocr-runtime/-/merge_requests/95>

pc_sampling.cpp

@@ -27,7 +27,6 @@
 #include <errno.h>
 #include <stdio.h>
 #include <stdlib.h>
-#include "libhsakmt.h"
 
 HSAKMT_STATUS HSAKMTAPI hsaKmtPcSamplingSupport(void) {
   CHECK_DXG_OPEN();