Use default db to retrieve element types in CreateElements

arkindex/documents/serializers/elements.py

@@ -935,6 +935,7 @@ class ElementBulkSerializer(serializers.Serializer):
         type_ids = dict(
             ElementType
             .objects
+            .using('default')
             .filter(
                 corpus_id=self.context['element'].corpus_id,
                 slug__in=type_slugs)