Credit Simon in #7668

(cherry picked from commit 807441ebea1c1d895600b13fed5e20e031047978)
(cherry picked from commit f829d48)

Author: michaelklishin

release-notes/3.11.17.md

@@ -31,6 +31,8 @@ Release notes can be found on GitHub at [rabbitmq-server/release-notes](https://
  * Nodes that had a large number of quorum queues could observe accumulation of Erlang processes
    under significant load.
 
+   Contributed by @SimonUnge (AWS).
+
    GitHub issue: [#7389](https://github.com/rabbitmq/rabbitmq-server/issues/7389)
 
  * Nodes could hand when recovering classic queue indices.