docs: add to changelog

Author: merydian

CHANGELOG.md

@@ -39,6 +39,9 @@ RELEASING:
 13. Upload the package to https://plugins.qgis.org/plugins/ORStools/ (Manage > Add Version)
 14. Create new release in GitHub with tag version and release title of `vX.X.X`
  -->
+## Unreleased
+### Added
+- Add shortcut to apply route calculation with ctrl+return
 
 ## [2.1.0] - 2025-12-09