Use ruff linter to fix issues and provide consistent formatting

providers/staticdata/ituzonedata.py

@@ -5,7 +5,9 @@ import geopandas
 from shapely import prepare
 
 from core.data_store import DATA_STORE
-from providers.staticdata.local_file_static_data_provider import LocalFileStaticDataProvider
+from providers.staticdata.local_file_static_data_provider import (
+    LocalFileStaticDataProvider,
+)
 
 
 class ITUZoneData(LocalFileStaticDataProvider):
@@ -21,7 +23,7 @@ class ITUZoneData(LocalFileStaticDataProvider):
             with open(path) as f:
                 itu_zone_data = geopandas.GeoDataFrame.from_features(json.load(f)["features"])
             for idx in itu_zone_data.index:
-                prepare(itu_zone_data.at[idx, 'geometry'])
+                prepare(itu_zone_data.at[idx, "geometry"])
 
                 # Bail out if a stop has been requested, i.e. the program is shutting down - no need to prepare the rest
                 # of the data in this case