2.0 NLU Best Practices Doc (#6315)
2.0 NLU Best Practices Doc (#6315)

* First draft of nlu best practices guide

* Updated reference links

* Update docs/docs/generating-nlu-data.mdx

Co-authored-by: Ella Rohm-Ensing <c91e71f838816f7fbeee25994cabfff9a33f0f7f@gmail.com>

* Update docs/docs/generating-nlu-data.mdx

Co-authored-by: Ella Rohm-Ensing <c91e71f838816f7fbeee25994cabfff9a33f0f7f@gmail.com>

* Update docs/docs/generating-nlu-data.mdx

Co-authored-by: Ella Rohm-Ensing <c91e71f838816f7fbeee25994cabfff9a33f0f7f@gmail.com>

* Update docs/docs/generating-nlu-data.mdx

Co-authored-by: Ella Rohm-Ensing <c91e71f838816f7fbeee25994cabfff9a33f0f7f@gmail.com>

* Update docs/docs/generating-nlu-data.mdx

Co-authored-by: Ella Rohm-Ensing <c91e71f838816f7fbeee25994cabfff9a33f0f7f@gmail.com>

* Feedback updates

* Update docs/docs/generating-nlu-data.mdx

Co-authored-by: Ella Rohm-Ensing <c91e71f838816f7fbeee25994cabfff9a33f0f7f@gmail.com>

* re-order entity extraction info

* Updates and line breaks

* Featurizer link update

* small updates to nlu best practices

* story format

* Apply suggestions from code review

Co-authored-by: Ella Rohm-Ensing <c91e71f838816f7fbeee25994cabfff9a33f0f7f@gmail.com>
Co-authored-by: melindaloubser1 <569f6a01d13cbfad0f6b9862cd643643b45770b2@gmail.com>
Co-authored-by: Roberto <e5957646e01fbf087d771b1d4b0e7c660696927b@users.noreply.github.com>
RasaHQ/rasa_nlu,RasaHQ/rasa_nlu,RasaHQ/rasa_nlu