docs: update changelog for v2.0.4

Author: github-actions[bot]

CHANGELOG.md

@@ -5,6 +5,13 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## [v2.0.4] - 2024-11-19
+
+### Documentation
+- update changelog for v2.0.3
+
+[v2.0.4]: https://github.com/PeterVinter/Manage_linux_docker_containers/releases/tag/v2.0.4
+
 ## [v2.0.3] - 2024-11-19
 
 ### Documentation