it's nice to add ALL the changes before uploading

Author: cecille

src/python_testing/TC_DeviceConformance.py

@@ -78,7 +78,7 @@ def record_warning(location, problem):
         allow_provisional = self.user_params.get("allow_provisional", False)
         # TODO: automate this once https://github.com/csa-data-model/projects/issues/454 is done.
         provisional_cluster_ids = [Clusters.ContentControl.id, Clusters.ScenesManagement.id, Clusters.BallastConfiguration.id,
-                                   Clusters.EnergyPreference.id, Clusters.DeviceEnergyManagement.id, Clusters.DeviceEnergyManagementMode.id, Clusters.PulseWidthModulation.id
+                                   Clusters.EnergyPreference.id, Clusters.DeviceEnergyManagement.id, Clusters.DeviceEnergyManagementMode.id, Clusters.PulseWidthModulation.id,
                                    Clusters.ProxyConfiguration.id, Clusters.ProxyDiscovery.id, Clusters.ProxyValid.id]
         for endpoint_id, endpoint in self.endpoints_tlv.items():
             for cluster_id, cluster in endpoint.items():