Revert "Add execution property in register memory for gfx801."

This reverts commit 5ed05c99b3.

include/hsakmt.h

@@ -364,8 +364,7 @@ HSAKMT_STATUS
 HSAKMTAPI
 hsaKmtRegisterMemory(
     void*       MemoryAddress,      //IN (page-aligned)
-    HSAuint64   MemorySizeInBytes,  //IN (page-aligned)
-    int ExecuteAccess
+    HSAuint64   MemorySizeInBytes   //IN (page-aligned)
     );