Bump sphinx from 7.4.3 to 7.4.7 (#9830)

Bumps [sphinx](https://github.com/sphinx-doc/sphinx) from 7.4.3 to 7.4.7.
- [Release notes](https://github.com/sphinx-doc/sphinx/releases)
- [Changelog](https://github.com/sphinx-doc/sphinx/blob/master/CHANGES.rst)
- [Commits](sphinx-doc/sphinx@v7.4.3...v7.4.7)

---
updated-dependencies:
- dependency-name: sphinx
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

doc/requirements.txt

@@ -1,4 +1,4 @@
-Sphinx==7.4.3
+Sphinx==7.4.7
 sphinx-reredirects<1
 towncrier~=23.11
 furo==2024.5.6