Move from memcpy to memcpy_s.

Change-Id: If7d53c6e54428f01f14528c3f281331d308af56a
diff --git a/inc/vmapi/hf/spci.h b/inc/vmapi/hf/spci.h
index 8551808..523c4ae 100644
--- a/inc/vmapi/hf/spci.h
+++ b/inc/vmapi/hf/spci.h
@@ -84,10 +84,9 @@
 	 * to reflect this (TBD).
 	 */
 	uint16_t reserved_1;
+
 	uint32_t length;
-
 	spci_vm_id_t target_vm_id;
-
 	spci_vm_id_t source_vm_id;
 
 	/*