Closes #14153: Filter ContentTypes by supported feature (#14191)

* WIP

* Remove FeatureQuery

* Standardize use of proxy ContentType for models

* Remove TODO

* Correctly filter BookmarksWidget object_types choices

* Add feature-specific object type validation

netbox/tenancy/forms/filtersets.py

@@ -1,8 +1,7 @@
 from django import forms
-from django.contrib.contenttypes.models import ContentType
 from django.utils.translation import gettext_lazy as _
 
-from extras.utils import FeatureQuery
+from core.models import ContentType
 from netbox.forms import NetBoxModelFilterSetForm
 from tenancy.choices import *
 from tenancy.models import *
@@ -87,8 +86,7 @@ class ContactAssignmentFilterForm(NetBoxModelFilterSetForm):
         (_('Assignment'), ('content_type_id', 'group_id', 'contact_id', 'role_id', 'priority')),
     )
     content_type_id = ContentTypeMultipleChoiceField(
-        queryset=ContentType.objects.all(),
-        limit_choices_to=FeatureQuery('contacts'),
+        queryset=ContentType.objects.with_feature('contacts'),
         required=False,
         label=_('Object type')
     )