- adds changelog entry for models grouping in typescript

Signed-off-by: Vincent Biret <vibiret@microsoft.com>

CHANGELOG.md

@@ -15,6 +15,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 - Request builders are now in the index file to simplify imports and reduce generated code in TypeScript. [#3799](https://github.com/microsoft/kiota/issues/3799)
 - Groups request builders and inline request/response bodies in the same file in TypeScript.
+- Groups all reusable models in a single file in TypeScript. [#3843](https://github.com/microsoft/kiota/issues/3843)
 - Fixed a bug where reserved name rename would not rename objects properly. [#3609](https://github.com/microsoft/kiota/issues/3609)
 - Switched to a Jammy Chiseled base image for docker containers.
 - Moved the withUrlMethod of TypeScript in the base package. [#3812](https://github.com/microsoft/kiota/issues/3812)