Correct cluster name check
Correct cluster name check

When checking for failed states the cluster name is gathered using
stdout however the conditional is not checking stdout and is attempting
to split a hash which fails rendering an obscure error. This change just
makes the conditional look at stdout and split on a sting.

Change-Id: I73c76fc83274e6f9a0157ad5a75797bebd682adb
Signed-off-by: Kevin Carter <ffb54fded2f22052678e45d78b58d223654eb6fa@rackspace.com>

openstack/openstack-ansible-galera_server,os-cloud/openstack-ansible-galera_server,os-cloud/openstack-ansible-galera_server,openstack/openstack-ansible-galera_server