Update rasa/utils/tensorflow/tf_layers.py
Update rasa/utils/tensorflow/tf_layers.py

Co-Authored-By: Tanja <25e1f46a52525866bfe55033c45042608f71a354@gmail.com>
RasaHQ/rasa_nlu,RasaHQ/rasa_nlu,RasaHQ/rasa_nlu