Update rasa_core/events/__init__.py
Update rasa_core/events/__init__.py

Co-Authored-By: gkniesel <d86115150274b6f178717623eff25a3b2814ecd1@hslu.ch>
RasaHQ/rasa_nlu,RasaHQ/rasa_core,RasaHQ/rasa_core,RasaHQ/rasa_core,RasaHQ/rasa_nlu,RasaHQ/rasa_nlu