Fix markdown in freeipa readme

Author: sjpb

ansible/roles/freeipa/README.md

@@ -38,6 +38,7 @@ Support FreeIPA in the appliance. In production use it is expected the FreeIPA s
 - `freeipa_host_password`. Required for initial enrolment only, FreeIPA host password as described above.
 - `freeipa_setup_dns`: Optional, whether to use the FreeIPA server as the client's nameserver. Defaults to `true` when `freeipa_server` contains a host, otherwise `false`.
 - `freeipa_ca_cert_file`: Optional, path **on the ansible deploy host** to FreeIPA server cert. Else this will be downloaded (insecurely) from the FreeIPA server over http.
+
 See also use of `appliances_state_dir` on the control node as described above.
 
 # FreeIPA Server