lock: add fedora 22
lock: add fedora 22

Signed-off-by: Sage Weil <6dd34506bbd5e58221bbb3e4732d97c91f02277b@redhat.com>

michaelsevilla/teuthology,ktdreyer/teuthology,caibo2014/teuthology,caibo2014/teuthology,SUSE/teuthology,ktdreyer/teuthology,dreamhost/teuthology,michaelsevilla/teuthology,dmick/teuthology,robbat2/teuthology,robbat2/teuthology,SUSE/teuthology,dreamhost/teuthology,dmick/teuthology,ceph/teuthology,ceph/teuthology,SUSE/teuthology,dmick/teuthology