Update changelog

Author: sivral

robotiq_hande_driver/CHANGELOG.md

@@ -5,6 +5,15 @@ All notable changes to the `robotiq_hande_driver` package will be documented in
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.1.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## [Unreleased]
+
+### Added
+### Changed
+### Deprecated
+### Removed
+### Fixed
+### Security
+
 ## [0.2.2] - 2025-11-27
 
 ### Fixed