build(deps): bump sphinx from 7.2.6 to 7.3.7 (#134)

Bumps [sphinx](https://github.com/sphinx-doc/sphinx) from 7.2.6 to 7.3.7.
- [Release notes](https://github.com/sphinx-doc/sphinx/releases)
- [Changelog](https://github.com/sphinx-doc/sphinx/blob/master/CHANGES.rst)
- [Commits](sphinx-doc/sphinx@v7.2.6...v7.3.7)

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

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

docs/requirements.txt

@@ -1,4 +1,4 @@
-sphinx==7.2.6
+sphinx==7.3.7
 
 sphinx-jinja2-compat>=0.1.1
 sphinx-toolbox>=2.16.0