[DEPENDABOT]: Update sphinx requirement from <=4.0.0,>=3.5.4 to >=3.5.4,<=7.0.1 in /docs

[dependabot[bot]]

Updates the requirements on sphinx to permit the latest version.

Release notes

Sourced from sphinx's releases.

v7.0.1

Changelog: https://www.sphinx-doc.org/en/master/changes.html

Changelog

Sourced from sphinx's changelog.

Release 7.0.1 (released May 12, 2023)

Dependencies

• #11411: Support Docutils 0.20_. Patch by Adam Turner.

.. _Docutils 0.20: https://docutils.sourceforge.io/RELEASE-NOTES.html#release-0-20-2023-05-04

Bugs fixed

• #11418: Clean up remaining references to sphinx.setup_command following the removal of support for setuptools. Patch by Willem Mulder.

Release 7.0.0 (released Apr 29, 2023)

Incompatible changes

• #11359: Remove long-deprecated aliases for MecabSplitter and DefaultSplitter in sphinx.search.ja.
• #11360: Remove deprecated make_old_id functions in domain object description classes.
• #11363: Remove the Setuptools integration (build_sphinx hook in setup.py).
• #11364: Remove deprecated sphinx.ext.napoleon.iterators module.
• #11365: Remove support for the jsdump format in sphinx.search.
• #11366: Make locale a required argument to sphinx.util.i18n.format_date().
• #11370: Remove deprecated sphinx.util.stemmer module.
• #11371: Remove deprecated sphinx.pycode.ast.parse() function.
• #11372: Remove deprecated sphinx.io.read_doc() function.
• #11373: Removed deprecated sphinx.util.get_matching_files() function.
• #11378: Remove deprecated sphinx.util.docutils.is_html5_writer_available() function.
• #11379: Make the env argument to Builder subclasses required.
• #11380: autosummary: Always emit grouped import exceptions.
• #11381: Remove deprecated style key for HTML templates.
• #11382: Remove deprecated sphinx.writers.latex.LaTeXTranslator.docclasses attribute.
• #11383: Remove deprecated sphinx.builders.html.html5_ready and sphinx.builders.html.HTMLTranslator attributes.
• #11385: Remove support for HTML 4 output.

Release 6.2.1 (released Apr 25, 2023)

... (truncated)

Commits

• d48cc78 Bump to 7.0.1 final
• de6b18a Remove remaining references to the setuptools integration (#11418)
• db54618 Support Docutils 0.20 (#11411)
• 8942a1d Test with Docutils 0.20
• c9d0933 linkcheck: Use context managers for HTTP requests (#11318)
• 2b1c106 Update documentation workflow
• ba74082 Change concurrency groups for GitHub workflows
• b546879 Bump version
• d568b2f Bump to 7.0.0 final
• ff79edf Remove jsdump references post removal
• Additional commits viewable in compare view

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