build(deps): bump babel from 2.13.1 to 2.14.0 in /docs (#3055)

Bumps [babel](https://github.com/python-babel/babel) from 2.13.1 to 2.14.0.
- [Release notes](https://github.com/python-babel/babel/releases)
- [Changelog](https://github.com/python-babel/babel/blob/master/CHANGES.rst)
- [Commits](python-babel/babel@v2.13.1...v2.14.0)

---
updated-dependencies:
- dependency-name: babel
  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>

Author: dependabot[bot]

docs/requirements.txt

@@ -1,4 +1,4 @@
-Babel==2.13.1
+Babel==2.14.0
 Jinja2==3.1.2
 MarkupSafe==2.1.3
 Pygments==2.17.2