Mark remaning postgresql env_sync db_admin jobs as absent
Mark remaning postgresql env_sync db_admin jobs as absent

All applications have been migrated from postgresql-primary to use individual postgresql databases. These environmental synchronisation tasks can now be marked as absent on the db_admin machine as they are now run via app-specific DB instances.

alphagov/govuk-puppet,alphagov/govuk-puppet,alphagov/govuk-puppet,alphagov/govuk-puppet,alphagov/govuk-puppet,alphagov/govuk-puppet