feat: add nova filter variables

environment/answers.sls

@@ -167,6 +167,8 @@ neutron:
 ## nova configuration options.  Ref: https://docs.openstack.org/nova/latest/configuration/config.html
 nova:
   token_ttl: 3600
+  available_filters: nova.scheduler.filters.all_filters
+  enabled_filters: AvailabilityZoneFilter, ComputeFilter, ComputeCapabilitiesFilter, ImagePropertiesFilter, ServerGroupAntiAffinityFilter, ServerGroupAffinityFilter
 
 ## the theme you wish to install in horizon (set url to false if none).  URL should point to git repo
 ## name should be the top-level directory you wish to extract the theme to