build(deps): bump sphinx from 7.0.1 to 7.1.2 (#73)

Bumps [sphinx](https://github.com/sphinx-doc/sphinx) from 7.0.1 to 7.1.2.
- [Release notes](https://github.com/sphinx-doc/sphinx/releases)
- [Changelog](https://github.com/sphinx-doc/sphinx/blob/master/CHANGES)
- [Commits](sphinx-doc/sphinx@v7.0.1...v7.1.2)

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

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

docs/requirements.txt

@@ -1,4 +1,4 @@
-sphinx==7.0.1
+sphinx==7.1.2
 
 sphinx-jinja2-compat>=0.1.1
 sphinx-toolbox>=2.16.0