Update CHANGELOG.rst
Update CHANGELOG.rst

Co-Authored-By: imLew <ab6845d852ac75122f2b370f9e72447f4bf2783f@posteo.de>
RasaHQ/rasa_core,RasaHQ/rasa_nlu,RasaHQ/rasa_core,RasaHQ/rasa_nlu,RasaHQ/rasa_nlu,RasaHQ/rasa_core