Add changelog.

CHANGELOG.md

@@ -3,6 +3,20 @@ 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).
 
+## [6.9.0] - 2022-07-14
+
+### Fixed
+
+* **Contents**: Disable the delete button on content list, if user does not have the necessary permissions.
+* **Contents**: Fixed a critical bug with the validation scheduler.
+* **Contents**: Use the correct asset folder, when asset is uploaded with button in rich text editor.
+* **Indexing**: Several bugfixes with index grains.
+* **Restore**: Fix a bug to restore apps without any published content items.
+* **Translations**: Map the translation result code properly.
+* **UI**: Several translation fixes.
+
+### Added
+
 ## [6.8.0] - 2022-06-29
 
 ### Fixed