fixup: improve-energy-collection Python code reformatted using Ruff

Author: autoruff

plugwise_usb/nodes/circle.py

@@ -511,6 +511,7 @@ async def get_missing_energy_logs(self) -> None:
                     t.cancel()
                 # Drain cancellations to avoid "Task exception was never retrieved"
                 from asyncio import gather as _gather
+
                 await _gather(*to_cancel, return_exceptions=True)
                 break