Avoid setdefault

Author: khvn26

api/features/features_service.py

@@ -100,10 +100,8 @@ def get_edge_overrides_data(
         if feature_state.feature_segment_id:
             env_feature_overrides_data.num_segment_overrides += 1
     for identity_override in get_overrides_data_future.result():
-        env_feature_overrides_data = all_overrides_data.setdefault(
-            identity_override.feature_state.feature.id,
-            EnvironmentFeatureOverridesData(),
-        )
-        env_feature_overrides_data.add_identity_override()
+        all_overrides_data[
+            identity_override.feature_state.feature.id
+        ].add_identity_override()
 
     return all_overrides_data