Use set & dict literals (#33636)

Co-authored-by: Daniel Høyer Iversen <mail@dahoiv.net>

homeassistant/components/gtfs/sensor.py

@@ -659,9 +659,9 @@ class GTFSDepartureSensor(Entity):
     @staticmethod
     def dict_for_table(resource: Any) -> dict:
         """Return a dictionary for the SQLAlchemy resource given."""
-        return dict(
-            (col, getattr(resource, col)) for col in resource.__table__.columns.keys()
-        )
+        return {
+            col: getattr(resource, col) for col in resource.__table__.columns.keys()
+        }
 
     def append_keys(self, resource: dict, prefix: Optional[str] = None) -> None:
         """Properly format key val pairs to append to attributes."""