tests: Fix typo in test name

Change-Id: Ib06f87efd3771c91af1edb8a76ea5e16db47c720
Signed-off-by: Nir Soffer <nsoffer@redhat.com>
Reviewed-on: http://gerrit.ovirt.org/34574
Reviewed-by: Dan Kenigsberg <danken@redhat.com>