Update 3.10.19 release notes

(cherry picked from commit 3494ed0)

Author: michaelklishin

release-notes/3.10.19.md

@@ -17,7 +17,7 @@ Erlang 23 and 24 versions older than 24.3 have reached [end of support](https://
 This release of RabbitMQ [requires Erlang 24.3.4.8](https://github.com/rabbitmq/rabbitmq-packaging/pull/35)
 or later versions. Nodes **will fail to start** on older Erlang releases.
 
-Erlang 25 is recommended: it offers much improved performance on ARM64 architectures, [profiling with flame graphs](https://blog.rabbitmq.com/posts/2022/05/flame-graphs/)
+Erlang 25.2 is recommended: it offers much improved performance on ARM64 architectures, [profiling with flame graphs](https://blog.rabbitmq.com/posts/2022/05/flame-graphs/)
 across all architectures, and the most recent TLS 1.3 implementation.
 
 
@@ -45,6 +45,13 @@ Release notes can be found on GitHub at [rabbitmq-server/release-notes](https://
    GitHub issues: [#6015](https://github.com/rabbitmq/rabbitmq-server/pull/6015), [#6201](https://github.com/rabbitmq/rabbitmq-server/pull/6201),
    [#6247](https://github.com/rabbitmq/rabbitmq-server/pull/6247), [#7325](https://github.com/rabbitmq/rabbitmq-server/pull/7325)
 
+## OAuth 2 Plugin
+
+### Bug Fixes
+
+ * The `auth_oauth2.preferred_username_claims` key in `rabbitmq.conf` now accepts a list of values.
+
+   GitHub issue: [rabbitmq/rabbitmq-server#7458](https://github.com/rabbitmq/rabbitmq-server/pull/7458)
 
 ## Dependency Upgrades