console_allowed_origins and console_public_hostname are specific
to XenServer deployments, so moving them to xenserver group.
Leaving the rest as they are or will be deprecated.
Implements: bp centralize-config-options-ocata
Co-Authored-By: Sarafraj Singh <sarafraj.singh@intel.com>
Change-Id: I154f18ab2943465db5e3e9fcee06f2a7269df898