update Changelog

Author: bnasslahsen

CHANGELOG.md

@@ -4,6 +4,10 @@ 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).
 
+## [UnReleased] -
+## Added
+- Support REST Controllers with default empty @RequestMapping #378
+
 ## [1.2.29] -
 ## Added
 - Support for extensions on @ApiResponse #368