A minor 4.0.1 release notes update

Author: michaelklishin

release-notes/4.0.1.md

@@ -265,6 +265,7 @@ This section is incomplete and will be expanded as 4.0 approaches its release ca
 
    Mnesia users can work around this problem by using [quorum queues](https://www.rabbitmq.com/docs/quorum-queues) or durable classic queues
    and durable exchanges. Their durable bindings will not be removed when a node stops.
+   Queues that are transient in nature can be declared as durable classic ones with a [TTL](https://www.rabbitmq.com/docs/ttl) of a few hours.
 
    GitHub issues (discussions): [#11952](https://github.com/rabbitmq/rabbitmq-server/discussions/11952), [#13030](https://github.com/rabbitmq/rabbitmq-server/discussions/13030), [#12927](https://github.com/rabbitmq/rabbitmq-server/discussions/12927), [#12783](https://github.com/rabbitmq/rabbitmq-server/discussions/12783)