util-linux: show utilities alphabetically ordered

The list of util-linux utilities we can find on its Config.in file it
seems to be alphabetically ordered in purpose. However, there are some
of them which are in the wrong place. This patch fixes that.

Signed-off-by: Vicente Olivert Riera <Vincent.Riera@imgtec.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>