Update changelog

Author: ppxl

CHANGELOG.md

@@ -6,6 +6,8 @@ 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).
 
 ## [Unreleased]
+
+## [v1.26.1-6] - 2024-08-27
 ### Changed
 - [#102] Redesign dogu-starting-page
 - Change UI language of the dogu-starting-page to german