docs: Create translations/sp_SP/process/, move submitting-patches.rst

The organization of the Spanish translations should be consistent with the
rest of kernel documentation. Create directory process/ and move
submitting-patches.rst there. Update indexes accordingly.
Signed-off-by: Carlos Bilbao <carlos.bilbao@amd.com>
Link: https://lore.kernel.org/r/20221124170242.1892751-5-carlos.bilbao@amd.comSigned-off-by: Jonathan Corbet <corbet@lwn.net>

Documentation/translations/sp_SP/index.rst

-.. _sp_linux_doc:
 
 =====================
 Traducción al español
@@ -78,4 +77,4 @@ Traducciones al español
    :maxdepth: 1
 
    howto
-   submitting-patches
+   process/index

Documentation/translations/sp_SP/process/index.rst

+.. raw:: latex
+
+	\renewcommand\thesection*
+	\renewcommand\thesubsection*
+
+.. include:: ../disclaimer-sp.rst
+
+.. _sp_process_index:
+
+.. toctree::
+   :maxdepth: 1
+
+   submitting-patches

Documentation/translations/sp_SP/submitting-patches.rst → Documentation/translations/sp_SP/process/submitting-patches.rst

-.. include:: ./disclaimer-sp.rst
+.. include:: ../disclaimer-sp.rst
 
 :Original: :ref:`Documentation/process/submitting-patches.rst <submittingpatches>`
 :Translator: Carlos Bilbao <carlos.bilbao@amd.com>