
Add coordination backend configuration to designate.conf which is required in multinode environments. Fixes warning from designate: WARNING designate.coordination [-] No coordination backend configured, assuming we are the only worker. Please configure a coordination backend Change-Id: I23c4d2de7e3f9368795c423000a4f9a6c3a431e2 Closes-Bug: #1843842 Related-Bug: #1840070