Rasa

- [7619](https://github.com/rasahq/rasa/issues/7619): Bump TensorFlow version to 2.6.

This update brings some security benefits (see TensorFlow

Improvements
- [7250](https://github.com/rasahq/rasa/issues/7250): Added a function to display the actual text of a Token when inspecting
a Message in a pipeline, making it easier to debug.

Improved Documentation
- [9780](https://github.com/rasahq/rasa/issues/9780): Removing the experimental feature warning for `conditional response variations` from the Rasa docs.
The behaviour of the feature remains unchanged.
- [9782](https://github.com/rasahq/rasa/issues/9782): Updates [quick install documentation](installation.mdx#quick-installation) with optional venv step, better pip install instructions, & M1 warning

- [9678](https://github.com/rasahq/rasa/issues/9678): Explicitly set the upper limit for currently compatible TensorFlow versions.

- [9302](https://github.com/rasahq/rasa/issues/9302): Fix rules not being applied when a featurised categorical slot has as one of its allowed
values `none`, `NoNe`, `None` or a similar value.

- [9476](https://github.com/rasahq/rasa/issues/9476): AugmentedMemoizationPolicy is accelerated for large trackers
- [9542](https://github.com/rasahq/rasa/issues/9542): Bump tensorflow to 2.3.4 to address security vulnerabilities

- [5546](https://github.com/rasahq/rasa/issues/5546): Increase speed of augmented lookup for `AugmentedMemoizationPolicy`

Bugfixes
- [7362](https://github.com/rasahq/rasa/issues/7362): Fix `--data` being treated as if non-optional on sub-commands of `rasa data convert`
- [9490](https://github.com/rasahq/rasa/issues/9490): Fixes bug where `hide_rule_turn` was defaulting to `None` when ActionExecuted was deserialised.

Miscellaneous internal changes
- [8682](https://github.com/rasahq/rasa/issues/8682)