Adds ContactGroup.comments in the required locations

- [x] 1. Add the field to the model class
- [x] 2. Generate and run database migrations
- [NA] 3. Add validation logic to clean()
- [NA] 4. Update relevant querysets
- [x] 5. Update API serializer
- [x] 6. Add fields to forms
    - [x] tenancy.forms.model_forms, create/edit (e.g. model_forms.py)
    - [x] tenancy.forms.buld_edit, bulk edit
    - [x] tenancy.dorms.bulk_import, CSV import
    - [NA] filter (UI and API)
- [x] 7. Extend object filter set
- [x] 8. Add column to object table
- [x] 9. Update the SearchIndex
- [x] 10. Update the UI templates
- [x] 11. Create/extend test cases
    - [NA] models
    - [x] views
    - [NA] forms
    - [x] filtersets
    - [x] api
- [NA] 12. Update the model's documentation

netbox/tenancy/forms/bulk_edit.py

@@ -67,12 +67,13 @@ class ContactGroupBulkEditForm(NetBoxModelBulkEditForm):
         max_length=200,
         required=False
     )
+    comments = CommentField()
 
     model = ContactGroup
     fieldsets = (
         FieldSet('parent', 'description'),
     )
-    nullable_fields = ('parent', 'description')
+    nullable_fields = ('parent', 'description', 'comments')
 
 
 class ContactRoleBulkEditForm(NetBoxModelBulkEditForm):

netbox/tenancy/forms/bulk_import.py

@@ -65,7 +65,7 @@ class ContactGroupImportForm(NetBoxModelImportForm):
 
     class Meta:
         model = ContactGroup
-        fields = ('name', 'slug', 'parent', 'description', 'tags')
+        fields = ('name', 'slug', 'parent', 'description', 'tags', 'comments')
 
 
 class ContactRoleImportForm(NetBoxModelImportForm):

netbox/tenancy/forms/model_forms.py

@@ -70,6 +70,7 @@ class ContactGroupForm(NetBoxModelForm):
         required=False
     )
     slug = SlugField()
+    comments = CommentField()
 
     fieldsets = (
         FieldSet('parent', 'name', 'slug', 'description', 'tags', name=_('Contact Group')),
@@ -77,7 +78,7 @@ class ContactGroupForm(NetBoxModelForm):
 
     class Meta:
         model = ContactGroup
-        fields = ('parent', 'name', 'slug', 'description', 'tags')
+        fields = ('parent', 'name', 'slug', 'description', 'tags', 'comments')
 
 
 class ContactRoleForm(NetBoxModelForm):