Update header includes for ported src/register/ code

Signed-off-by: Zane Shelley <zshelle@us.ibm.com>
Change-Id: I8a56d8119549717f96ae49eb1c1ba8d041e04914
diff --git a/src/register/hei_hardware_register.cpp b/src/register/hei_hardware_register.cpp
index a582cae..c8cc1dc 100755
--- a/src/register/hei_hardware_register.cpp
+++ b/src/register/hei_hardware_register.cpp
@@ -9,10 +9,11 @@
 //  Includes
 //----------------------------------------------------------------------
 
+#include <hei_includes.hpp>
+#include <register/hei_hardware_register.hpp>
+#include <util/hei_bit_string.hpp>
+
 #include <iipchip.h>
-#include <prdfScomRegister.H>
-#include <iipconst.h>
-#include <iipbits.h>
 #include <prdfMain.H>
 #include <prdfRasServices.H>
 #include <prdfRegisterCache.H>