Bugfixes

• #5438: Fixed bug when installing rasa with poetry.
• #5413: Fixed bug with EmbeddingIntentClassifier, where results
  weren't the same as in 1.7.x. Fixed by setting weight sparsity to 0.

Improved Documentation

• #5404: Explain how to run commands as root user in Rasa SDK Docker images since version
  1.8.0. Since version 1.8.0 the Rasa SDK Docker images does not longer run as
  root user by default. For commands which require root user usage, you have to
  switch back to the root user in your Docker image as described in
  deploying-your-rasa-assistant_custom-dependencies.
• #5402: Made improvements to Building Assistants tutorial