Update CHANGELOG.md (#6007)

Co-authored-by: github-actions[bot] <github-actions[bot]@users.noreply.github.com>

Author: community-scripts-pr-app[bot]

CHANGELOG.md

@@ -18,6 +18,10 @@ Exercise vigilance regarding copycat or coat-tailing sites that seek to exploit
 
     - checkmk: change password crawling based on there docs [@MickLesk](https://github.com/MickLesk) ([#6001](https://github.com/community-scripts/ProxmoxVE/pull/6001))
 
+  - #### 💥 Breaking Changes
+
+    - EMQX: Purge Old Install (remove acl.conf too!) [@MickLesk](https://github.com/MickLesk) ([#5999](https://github.com/community-scripts/ProxmoxVE/pull/5999))
+
   - #### 🔧 Refactor
 
     - Refactor: PeaNUT [@MickLesk](https://github.com/MickLesk) ([#6002](https://github.com/community-scripts/ProxmoxVE/pull/6002))