chore: remove invalid import

tests/test_validation.py

@@ -580,7 +580,7 @@ def test__order_dataframe_by_day_defence(self, newp_gtfs_fixture):
     def test_get_route_modes(self, newp_gtfs_fixture, mocker):
         """Assertions about the table returned by get_route_modes()."""
         patch_scrape_lookup = mocker.patch(
-            "transport_performance.gtfs.validation.scrape_route_type_lookup",
+            "assess_gtfs.validation.scrape_route_type_lookup",
             # be sure to patch the func wherever it's being called
             return_value=pd.DataFrame(
                 {"route_type": ["3"], "desc": ["Mocked bus"]}