Bump jsonschema from 4.20.0 to 4.21.1 in /config/python (#632)

Bumps [jsonschema](https://github.com/python-jsonschema/jsonschema) from 4.20.0 to 4.21.1.
- [Release notes](https://github.com/python-jsonschema/jsonschema/releases)
- [Changelog](https://github.com/python-jsonschema/jsonschema/blob/main/CHANGELOG.rst)
- [Commits](python-jsonschema/jsonschema@v4.20.0...v4.21.1)

---
updated-dependencies:
- dependency-name: jsonschema
  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>
Co-authored-by: Christian Lechner <[email protected]>

config/python/requirements.txt

@@ -5,7 +5,7 @@ charset-normalizer==3.3.2
 inquirer==3.2.1
 idna==3.6
 Jinja2==3.1.3
-jsonschema==4.20.0
+jsonschema==4.21.1
 MarkupSafe==2.1.4
 mccabe==0.7.0
 ninja2==0.1