Mapped hipDevice_t to int

Change-Id: I6cfa56c42b7cd04aa0e0bce510c0d72d34ea211a

tests/src/hipDrvGetPCIBusId.cpp

@@ -27,7 +27,8 @@ int main(){
     hipInit(0);
 	hipDevice_t device;
 	hipDeviceGet(&device, 0);
-    char pciBusId[100];
+    char pciBusId[10];
+    memset(pciBusId,0,10);
     hipDeviceGetPCIBusId(pciBusId,100,device);
     printf("PCI Bus ID= %s\n",pciBusId);
     return 0;