Deprecate models (#24787)
* Deprecate some models
* Fix imports
* Fix inits too
* Remove tests
* Add deprecated banner to documentation
* Remove from init
* Fix auto classes
* Style
* Remote upgrade strategy 1
* Remove site package cache
* Revert this part
* Fix typo...
* Update utils
* Update docs/source/en/model_doc/bort.md
Co-authored-by: Lysandre Debut <lysandre.debut@reseau.eseo.fr>
* Address review comments
* With all files saved
---------
Co-authored-by: Lysandre Debut <lysandre.debut@reseau.eseo.fr>
