docs(changelog): update changelog

CHANGELOG.md

@@ -5,6 +5,20 @@ All notable changes to this project will automatically be documented in this fil
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## v5.0.0 - 2024-12-24
+
+### What's Changed
+
+#### 🚀 Features
+
+* breaking: Central Security Hub configuration (#216) @sbkg0002
+
+#### 📖 Documentation
+
+* docs: improve upgrade guide to v5 (#217) @marwinbaumannsbp
+
+**Full Changelog**: https://github.com/schubergphilis/terraform-aws-mcaf-landing-zone/compare/v4.0.1...v5.0.0
+
 ## v4.0.1 - 2024-11-01
 
 ### What's Changed