python-ecosys/aiohttp: Remove white line.

Author: FuNK3Y

python-ecosys/aiohttp/aiohttp/aiohttp_ws.py

@@ -270,4 +270,3 @@ async def __aenter__(self):
     async def __aexit__(self, *args):
         await self.client._reader.aclose()
         return await asyncio.sleep(0)
-