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/prdfScomRegisterAccess.H b/src/register/prdfScomRegisterAccess.H
index 17e1032..a2b6a69 100644
--- a/src/register/prdfScomRegisterAccess.H
+++ b/src/register/prdfScomRegisterAccess.H
@@ -24,8 +24,9 @@
 #ifndef __PRDF_REGISTER_
 #define __PRDF_REGISTER_
 
-#include <prdfScomRegister.H>
-#include <prdfBitString.H>
+#include <register/hei_hardware_register.hpp>
+#include <util/hei_bit_string.hpp>
+
 #include <prdfPlatServices.H>
 
 /**