Update sphinx requirement from >=1.4 to >=7.4.7

[dependabot]

Updates the requirements on sphinx to permit the latest version.

Release notes

Sourced from sphinx's releases.

Sphinx 7.4.7

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

Changelog

Sourced from sphinx's changelog.

Release 7.4.7 (released Jul 20, 2024)

Bugs fixed

• #12096: Warn when files are overwritten in the build directory. Patch by Adam Turner and Bénédikt Tran.
• #12620: Ensure that old-style object description options are respected. Patch by Adam Turner.
• #12601, #12625: Support callable objects in :py:class:~typing.Annotated type metadata in the Python domain. Patch by Adam Turner.
• #12601, #12622: Resolve :py:class:~typing.Annotated warnings with sphinx.ext.autodoc, especially when using :mod:dataclasses as type metadata. Patch by Adam Turner.
• #12589, #12626: autosummary: Fix warnings with :rst:role:!autolink. Patch by Adam Turner.

Release 7.4.6 (released Jul 18, 2024)

Bugs fixed

• #12589, #9743, #12609: autosummary: Do not add the package prefix when generating autosummary directives for modules within a package. Patch by Adam Turner.
• #12613: Reduce log severity for ambiguity detection during inventory loading. Patch by James Addison.

Release 7.4.5 (released Jul 16, 2024)

Bugs fixed

• #12593, #12600: Revert coercing the type of selected :confval:html_sidebars values to a list. Log an error message when string values are detected. Patch by Adam Turner.
• #12594: LaTeX: since 7.4.0, :rst:dir:seealso and other "light" admonitions now break PDF builds if they contain a :dudir:figure directive; and also if they are contained in a table cell (rendered by tabulary). Patch by Jean-François B.

Release 7.4.4 (released Jul 15, 2024)

... (truncated)

Commits

• 0d912c8 Bump to 7.4.7 final
• bbc97e0 autosummary: Filter invalid import prefixes in autolink (#12626)
• 6c486a5 Fix detecting file changes for the overwritten file warning (#12627)
• 2bd973e autodoc: Fix warnings with dataclasses in Annotated metadata (#12622)
• dd77f85 Support callables in Annotated types (#12625)
• 1ed4ca7 Mark test_build_manpage as XFAIL following changes in Docutils master
• cd8ce07 Update message catalogues following reverted commits
• c6cd25f Partially revert "Update message catalogues (#11626)"
• fa2ba7d Partially Revert "[bot]: Update message catalogues (#12563)"
• e439c6f Ensure that old-style object description options are respected (#12620)
• Additional commits viewable in compare view

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