add type Any to connection_kwargs

Author: dvora-h

redis/asyncio/cluster.py

@@ -749,7 +749,7 @@ def __init__(
  max_connections: int = 2 ** 31,
  connection_class: Type[Connection] = Connection,
  response_callbacks: Dict = RedisCluster.RESPONSE_CALLBACKS,
- **connection_kwargs,
+ **connection_kwargs: Any,
  ) -> None:
  if host == "localhost":
  host = socket.gethostbyname(host)