GitLab

* 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>

* Syntax issues (paragraphs 122, 130, 147, 155)

`preentramiento` > `preentrenamiento`
* semantic issue (paragraph 220 & 232 & 252)

* Update docs/source/es/create_a_model.mdx

with approval of @ignacioct and scrutiny of @sgugger
Co-authored-by: Ignacio Talavera <ignaciotalaveracepeda@gmail.com>
Co-authored-by: Ignacio Talavera <ignaciotalaveracepeda@gmail.com>

* file copied and toctree updated

* Intro and configuration translated

* model section translated

* enter hotfix

* Translation over, correction pending

* Typos and corrections

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

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

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

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