fix after version bump

apps/configuration/api/views.py

@@ -23,6 +23,10 @@ class ConfigurationStructureView(PermissionMixin, LogUserMixin, GenericAPIView):
     ``flat``: If present, the structure will be a flat list of questions.
     """
 
+    def get_queryset(self):
+        # DRF persists on having a "get_queryset" even when it's not used
+        return
+
     def get(self, request, *args, **kwargs) -> Response:
         flat = request.GET.get("flat", False)