Add release notes for #14796

(cherry picked from commit edc5f43)
(cherry picked from commit f9358588406b04ec5feeabe7539f55b616e7769e)

Author: ansd

release-notes/4.1.6.md

@@ -0,0 +1,10 @@
+## RabbitMQ 4.1.6
+
+### Core Server
+
+#### Bug Fixes
+
+* Enabling the `khepri_db` feature flag while the [Log Exchange](https://www.rabbitmq.com/docs/logging#log-exchange)
+  was enabled could cause a RabbitMQ node to run out of memory and crash.
+
+  GitHub issues: [#14069](https://github.com/rabbitmq/rabbitmq-server/discussions/14069), [#14796](https://github.com/rabbitmq/rabbitmq-server/pull/14796)