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* Update old existing feature extractor references

* Typo

* Apply suggestions from code review

* Apply suggestions from code review

* Apply suggestions from code review

* Address comments from review - update 'feature extractor'
Co-authored by: Yih-Dar <2521628+ydshieh@users.noreply.github.com>

* Rename index.mdx to index.md

* With saved modifs

* Address review comment

* Treat all files

* .mdx -> .md

* Remove special char

* Update utils/tests_fetcher.py
Co-authored-by: Lysandre Debut <lysandre.debut@reseau.eseo.fr>

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Co-authored-by: Lysandre Debut <lysandre.debut@reseau.eseo.fr>

* Duplication of the source eng file

* Spanish translation of the file multilingual.mdx

* Update docs/source_es/multilingual.mdx
Co-authored-by: Omar U. Espejel <espejelomar@gmail.com>

* Update docs/source_es/multilingual.mdx
Co-authored-by: Omar U. Espejel <espejelomar@gmail.com>

* Update docs/source_es/multilingual.mdx
Co-authored-by: Omar U. Espejel <espejelomar@gmail.com>

* Update docs/source_es/multilingual.mdx
Co-authored-by: Omar U. Espejel <espejelomar@gmail.com>

* Update docs/source_es/multilingual.mdx
Co-authored-by: Omar U. Espejel <espejelomar@gmail.com>

* Update docs/source_es/multilingual.mdx
Co-authored-by: Omar U. Espejel <espejelomar@gmail.com>

* Update docs/source_es/multilingual.mdx
Co-authored-by: Omar U. Espejel <espejelomar@gmail.com>

* Fix nits and finish translation

* Spanish translation of sagemaker.mdx

* Was deleted in main

* Security saving

* Complete translation of image_classification.mdx

* Nits

* nits

* Update docs/source/es/image_classification.mdx

* Add files to _toctree.yml

* Fix toctree and add tasks folder
Co-authored-by: Omar U. Espejel <espejelomar@gmail.com>