enable galera clustercheck by default

Depends on:
- https://github.com/salt-formulas/salt-formula-galera/pull/30
- https://github.com/salt-formulas/salt-formula-haproxy/pull/36
- https://github.com/epcim/percona-clustercheck

Note: Haproxy clustercheck option is not enabled/forced by default,
to enable load haproxy.proxy.listen.openstack.galera.clustercheck

To release/upgrade notes:
- require corresponding reclass system-level and salt-formula-galera
- available_when_donor clustercheck option might be required to be
  - set to 1 during deployment
  - set to 1 during manual cluster bootstrap
- deploy first galera state w/clustercheck service, then haproxy state

Change-Id: I1f0bf89714297f528e597b08498df386dade6843
4 files changed