remove warning about timezone

Author: nvaytet

tests/orso_test.py

@@ -27,7 +27,7 @@ def test_build_orso_data_source():
         experiment=fileio.data_source.Experiment(
             title="commissioning",
             instrument="AMOR",
-            start_date=datetime(2020, 11, 25, 16, 3, 10, tzinfo=datetime.timezone.utc),
+            start_date=datetime(2020, 11, 25, 16, 3, 10),  # noqa: DTZ001
             probe="neutron",
             facility="SINQ",
         ),