Bump setuptools from 69.1.0 to 69.2.0 in /docs

Bumps [setuptools](https://github.com/pypa/setuptools) from 69.1.0 to 69.2.0.
- [Release notes](https://github.com/pypa/setuptools/releases)
- [Changelog](https://github.com/pypa/setuptools/blob/main/NEWS.rst)
- [Commits](pypa/setuptools@v69.1.0...v69.2.0)

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

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

docs/requirements.txt

@@ -12,7 +12,7 @@ imagesize==1.4.1
 pytz==2024.1
 recommonmark==0.7.1
 requests>=2.20.0
-setuptools==69.1.0
+setuptools==69.2.0
 six==1.16.0
 snowballstemmer==2.2.0
 sphinx==7.2.6