staging/lustre: Remove stray bit of userland utils code

The UTILS are userland and I see it's causing confusion
with things beging already converted to kmalloc,
so just remove it.

Signed-off-by: Oleg Drokin <oleg.drokin@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>