Merge pull request #4417 from rabbitmq/mergify/bp/v3.10.x/pr-4416

Minor 3.10.0 release notes corrections (backport #4416)

Author: michaelklishin

release-notes/3.10.0.md

@@ -187,7 +187,7 @@ Release notes are kept under [rabbitmq-server/release-notes](https://github.com/
 
 #### Bug Fixes
 
-This release includes all bug fixes that shipped in `3.9.x` releases.
+This release includes all applicable [bug fixes that shipped in `3.9.x` releases](https://www.rabbitmq.com/changelog.html).
 
  * Addressed a performance regression for large fanouts when streams were not enabled.
 
@@ -216,6 +216,8 @@ This release includes all bug fixes that shipped in `3.9.x` releases.
 
 ### Management Plugin
 
+#### Enhancements
+
  * `idle_since` field now uses RFC 3339 format.
 
    ![Breaking change](https://img.shields.io/badge/-Breaking%20change-red) This is a **potentially breaking change**.
@@ -224,6 +226,8 @@ This release includes all bug fixes that shipped in `3.9.x` releases.
 
    GitHub issue: [#4276](https://github.com/rabbitmq/rabbitmq-server/issues/4276)
 
+#### Bug Fixes
+
  * `rabbitmqadmin` now correctly loads TLS-related keys from its configuration file.
 
    Contributed by @fwolfsjaeger.
@@ -233,6 +237,8 @@ This release includes all bug fixes that shipped in `3.9.x` releases.
 
 ### OAuth 2 AuthN and AuthZ Backend Plugin
 
+#### Enhancements
+
  * Improvements to JKW support and new HTTPS settings.
 
    Contributed by @anhanhnguyen (Erlang Solutions).