Bump sphinx from 7.3.7 to 7.4.7

Bumps [sphinx](https://github.com/sphinx-doc/sphinx) from 7.3.7 to 7.4.7.
- [Release notes](https://github.com/sphinx-doc/sphinx/releases)
- [Changelog](https://github.com/sphinx-doc/sphinx/blob/v7.4.7/CHANGES.rst)
- [Commits](sphinx-doc/sphinx@v7.3.7...v7.4.7)

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

Signed-off-by: dependabot[bot] <support@github.com>

doc/requirements.in

@@ -5,6 +5,6 @@ ipython == 8.26.0
 numpy == 1.26.4
 pandas == 2.2.2
 pyarrow == 16.1.0
-sphinx == 7.3.7
+sphinx == 7.4.7
 sphinxcontrib-googleanalytics==0.4
 sphinx-copybutton==0.5.2

doc/requirements.txt

@@ -84,7 +84,7 @@ snowballstemmer==2.2.0
     # via sphinx
 soupsieve==2.5
     # via beautifulsoup4
-sphinx==7.3.7
+sphinx==7.4.7
     # via
     #   -r doc/requirements.in
     #   breathe