Updated CHANGELOG.md

Author: t-bonk

CHANGELOG.md

@@ -5,7 +5,7 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.1.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
-## Version 3.9.0 - tbd
+## Version 0.1.0 - tbd
 
 ### Added
 
@@ -28,5 +28,5 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## Diffs
 
-[unreleased]: https://github.com/cap-java/cds-feature-advanced-event-meshg/compare/v3.9.0...HEAD
-[3.9.0]: https://github.com/cap-java/cds-feature-advanced-event-mesh/releases/tag/v3.9.0
+- [unreleased](https://github.com/cap-java/cds-feature-advanced-event-meshg/compare/v3.9.0...HEAD)
+- [3.9.0](https://github.com/cap-java/cds-feature-advanced-event-mesh/releases/tag/v3.9.0)