Fixes MySQL Dependency Error in Havana HA

Previously in Grizzly, we carried the following patch to fix this
issue, but it was never ported to the Havana version of the Puppet
module:

  https://github.com/CiscoSystems/puppet-mysql/commit/2649ca0ef2b88baf26c9d74fbfc0529e66832dcb
Merge pull request #11 from CiscoSystems/ha_galera_fix

Fixes MySQL Dependency Error in Havana HA