build(deps-dev): update sphinx requirement from <=6 to <=7.2.2

[dependabot[bot]]

Updates the requirements on sphinx to permit the latest version.

Release notes

Sourced from sphinx's releases.

Sphinx 7.2.2

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

Changelog

Sourced from sphinx's changelog.

Release 7.2.2 (released Aug 17, 2023)

Bugs fixed

• Fix the signature of the StateMachine.insert_input() patch, for when calling with keyword arguments.
• Fixed membership testing (in) for the :py:class:str interface of the asset classes (_CascadingStyleSheet and _JavaScript), which several extensions relied upon.
• Fixed a type error in SingleFileHTMLBuilder._get_local_toctree, includehidden may be passed as a string or a boolean.
• Fix :noindex: for PyModule and JSModule``.

Release 7.2.1 (released Aug 17, 2023)

Bugs fixed

• Restored the the :py:class:str interface of the asset classes (_CascadingStyleSheet and _JavaScript), which several extensions relied upon. This will be removed in Sphinx 9.
• Restored calls to Builder.add_{css,js}_file(), which several extensions relied upon.
• Restored the private API TocTree.get_toctree_ancestors(), which several extensions relied upon.

Release 7.2.0 (released Aug 17, 2023)

Dependencies

• #11511: Drop Python 3.8 support.
• #11576: Require Pygments 2.14 or later.

Deprecated

• #11512: Deprecate sphinx.util.md5 and sphinx.util.sha1. Use hashlib instead.
• #11526: Deprecate sphinx.testing.path. Use os.path or pathlib instead.
• #11528: Deprecate sphinx.util.split_index_msg and sphinx.util.split_into. Use sphinx.util.index_entries.split_index_msg instead.
• Deprecate sphinx.builders.html.Stylesheet and sphinx.builders.html.Javascript. Use sphinx.application.Sphinx.add_css_file()

... (truncated)

Commits

• ed84d63 Bump to 7.2.2 final
• ea4a73e [bot]: Update message catalogues (#11612)
• e47846a Fix :noindex: for PyModule and JSModule``
• b2fc47f Add CHANGES entry for renaming the StateMachine.insert_input() parameter
• 0835c3e Fix regression in SingleFileHTMLBuilder._get_local_toctree
• 49dc0dd Fix asset class string interface membership testing
• 8512855 Fix signature of docutils include_source monkeypatch (#11610)
• e1d9068 Bump version
• 441a9e4 Bump to 7.2.1 final
• ec31853 Restore TocTree.get_toctree_ancestors()
• Additional commits viewable in compare view

Dependabot will resolve any conflicts with this PR as long as you don't alter it yourself. You can also trigger a rebase manually by commenting @dependabot rebase.

---

Dependabot commands and options

You can trigger Dependabot actions by commenting on this PR: - `@dependabot rebase` will rebase this PR - `@dependabot recreate` will recreate this PR, overwriting any edits that have been made to it - `@dependabot merge` will merge this PR after your CI passes on it - `@dependabot squash and merge` will squash and merge this PR after your CI passes on it - `@dependabot cancel merge` will cancel a previously requested merge and block automerging - `@dependabot reopen` will reopen this PR if it is closed - `@dependabot close` will close this PR and stop Dependabot recreating it. You can achieve the same result by closing it manually - `@dependabot show ignore conditions` will show all of the ignore conditions of the specified dependency - `@dependabot ignore this major version` will close this PR and stop Dependabot creating any more for this major version (unless you reopen the PR or upgrade to it yourself) - `@dependabot ignore this minor version` will close this PR and stop Dependabot creating any more for this minor version (unless you reopen the PR or upgrade to it yourself) - `@dependabot ignore this dependency` will close this PR and stop Dependabot creating any more for this dependency (unless you reopen the PR or upgrade to it yourself)

[dependabot[bot]]

Superseded by #613.