Remove unused 'machine_type' parameter from kill_job()
Remove unused 'machine_type' parameter from kill_job()

Signed-off-by: Shilpa Jagannath <b975d05b6f06b56c72ce3ad078869d11be6ef4b3@redhat.com>

SUSE/teuthology,ceph/teuthology,ktdreyer/teuthology,ktdreyer/teuthology,dmick/teuthology,dmick/teuthology,dmick/teuthology,SUSE/teuthology,SUSE/teuthology,ceph/teuthology