scope hei_includes.hpp for internal use

This file should not be included in any headers consumed by the user
application.

Signed-off-by: Zane Shelley <zshelle@us.ibm.com>
Change-Id: Ifc3ff2faa03b96c8a7ace2feb7132d74df24f5cc
diff --git a/src/chip_data/hei_chip_data_stream.hpp b/src/chip_data/hei_chip_data_stream.hpp
index 33d03a3..1ca28af 100644
--- a/src/chip_data/hei_chip_data_stream.hpp
+++ b/src/chip_data/hei_chip_data_stream.hpp
@@ -3,7 +3,7 @@
 #include <endian.h>
 #include <string.h>
 
-#include <hei_includes.hpp>
+#include <util/hei_includes.hpp>
 
 namespace libhei
 {