Allow adding specific keyspace/keyevent topic(s) with `KeyspaceEventMessageListener`

Redis allows for more specific psubscribe filters allowing for subscription to specific keys, or specific events as documented in https://redis.io/docs/manual/keyspace-notifications/

However, the Spring KeyspaceEventMessageListener subscribes to "__keyevent@*", which doesn't include keyspace events, and provides all events.

This requires the programmer to filter every event for both the event type, and the key to see if the event is actionable.

Can a mechanism be added such that a more finite subscription topic be specified, e.g. an overload constructor allows a topic String, or other Setter that can be specified, and then call afterProperties() or init()?