Bump setuptools from 69.5.1.post0 to 70.0.0 in /docs

Bumps [setuptools](https://github.com/pypa/setuptools) from 69.5.1.post0 to 70.0.0.
- [Release notes](https://github.com/pypa/setuptools/releases)
- [Changelog](https://github.com/pypa/setuptools/blob/main/NEWS.rst)
- [Commits](https://github.com/pypa/setuptools/commits/v70.0.0)

---
updated-dependencies:
- dependency-name: setuptools
  dependency-type: direct:production
...

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

docs/requirements.txt

@@ -21,7 +21,7 @@ python-lsp-jsonrpc==1.1.2
 python-lsp-server==1.11.0
 PyYAML==6.0.1
 pyyaml_env_tag==0.1
-setuptools==69.5.1.post0
+setuptools==70.0.0
 six==1.16.0
 tornado==6.4.1
 ujson==5.9.0