3.9.5 release notes

Author: michaelklishin

release-notes/3.9.5.md

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+RabbitMQ `3.9.5` is a maintenance release in the `3.9.x` release series.
+
+Please refer to the **Upgrading to 3.9** section from [v3.9.0 release notes](https://github.com/rabbitmq/rabbitmq-server/releases/tag/v3.9.0) if upgrading from a version prior to 3.9.0.
+
+This release requires at least Erlang 23.2, and supports the latest Erlang 24 version, 24.0.5 at the time of release. [RabbitMQ and Erlang/OTP Compatibility Matrix](https://www.rabbitmq.com/which-erlang.html) has more details on Erlang version requirements for RabbitMQ.
+
+
+## Changes Worth Mentioning
+
+Release notes are kept under [rabbitmq-server/release-notes](https://github.com/rabbitmq/rabbitmq-server/tree/v3.9.x/release-notes).
+Contributors are encouraged to update them together with their changes.  This helps with release automation and more
+consistent release schedule.
+
+### Core Server
+
+#### Bug Fixes
+
+ * Reduced unnecessary debug logging from streams.
+
+   GitHub issue: [#3279](https://github.com/rabbitmq/rabbitmq-server/pull/3279)
+
+
+### AWS Peer Discovery Plugin
+
+#### Enhancements
+
+ * AWS API calls are now retried multiple times.
+
+   Contributed by AWS.
+
+   GitHub issue: [#3329](https://github.com/rabbitmq/rabbitmq-server/pull/3329)
+
+
+### Management Plugin
+
+#### Enhancements
+
+ * `PUT /api/vhosts/{name}` now can update metadata (tags and descriptions) for existing
+   virtual hosts.
+
+   GitHub issue: [#3319](https://github.com/rabbitmq/rabbitmq-server/pull/3319)
+
+
+
+## Dependency Upgrades
+
+No dependency changes in this release.
+
+
+## Source Code Archives
+
+To obtain source code of the entire distribution, please download the archive named `rabbitmq-server-3.9.5.tar.xz` instead of the source tarball produced by GitHub.