remove include for ua_util.h from ua_types_*_generated.c

This include is obsolete since commit 5ec8dd51ec4410b995fdac93eac230e0165dbcbb
which moved UA_TYPENAME define to ua_config.h.in

tools/generate_datatypes.py

@@ -559,8 +559,7 @@ printc('''/* Generated from ''' + inname + ''' with script ''' + sys.argv[0] + '
  * on host ''' + platform.uname()[1] + ''' by user ''' + getpass.getuser() + \
        ''' at ''' + time.strftime("%Y-%m-%d %I:%M:%S") + ''' */
 
-#include "''' + outname + '''_generated.h"
-#include "ua_util.h"''')
+#include "''' + outname + '''_generated.h"''')
 
 for t in filtered_types:
     printc("")