action: update Unreleased changelog

Author: github-actions[bot]

CHANGELOG.md

@@ -2,15 +2,5 @@
 
 All notable changes to this project will be documented in this file.
 
-## [Unreleased]
 
-### ✨ New Features
-
-- 🪄 feat: Agent Artifacts by **@danny-avila** in [#5804](https://github.com/danny-avila/LibreChat/pull/5804)
-
-### ⚙️ Other Changes
-
-- 🔄 chore: Enforce 18next Language Keys by **@rubentalstra** in [#5803](https://github.com/danny-avila/LibreChat/pull/5803)
-- 🔃 refactor: Parent Message ID Handling on Error, Update Translations, Bump Agents by **@danny-avila** in [#5833](https://github.com/danny-avila/LibreChat/pull/5833)
-
----
+- no changes