Update CHANGELOG.md

Author: tuj

CHANGELOG.md

@@ -6,6 +6,13 @@ nav_order: 5
 
 # Changelog
 
+## Unreleased changes (currently in test)
+
+* API: https://github.com/os2display/display-api-service/blob/develop/CHANGELOG.md#unreleased
+* Admin: https://github.com/os2display/display-admin-client/blob/develop/CHANGELOG.md#unreleased
+* Client: https://github.com/os2display/display-client/blob/develop/CHANGELOG.md#unreleased
+* Templates: https://github.com/os2display/display-templates/blob/develop/CHANGELOG.md#unreleased
+
 ## 2025-03-24
 
 * Released api `2.3.0`. See [changelog](https://github.com/os2display/display-api-service/blob/2.3.0/CHANGELOG.md#230---2025-03-24).