* Replace site FK on Prefix with scope GFK
* Add denormalized relations
* Update prefix filters
* Add generic relations for Prefix
* Update GraphQL type for Prefix model
* Fix tests; misc cleanup
* Remove prefix_count from SiteSerializer
* Remove site field from PrefixBulkEditForm
* Restore scope filters for prefixes
* Fix scope population on PrefixForm init
* Show scope type
* Assign scope during bulk import of prefixes
* Correct handling of GenericForeignKey in PrefixForm
* Add prefix counts to all scoped objects
* Fix migration; linter fix
* Add limit_choices_to on scope_type
* Clean up cache_related_objects()
* Enable bulk editing prefix scope
* 14953 fix serializers when using add_related_count
* 14953 update comments
* Set default=0 for annotated count fields
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Co-authored-by: Jeremy Stretch <jstretch@netboxlabs.com>