Bump jsonschema from 3.2.0 to 4.20.0

Bumps [jsonschema](https://github.com/python-jsonschema/jsonschema) from 3.2.0 to 4.20.0.
- [Release notes](https://github.com/python-jsonschema/jsonschema/releases)
- [Changelog](https://github.com/python-jsonschema/jsonschema/blob/main/CHANGELOG.rst)
- [Commits](python-jsonschema/jsonschema@v3.2.0...v4.20.0)

---
updated-dependencies:
- dependency-name: jsonschema
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

requirements/base.txt

@@ -17,7 +17,7 @@ django-reversion==5.0.4
 djangorestframework==3.14.0
 djmail==2.0.0
 factory_boy>=2.10.0,<4.0
-jsonschema==3.2.0
+jsonschema==4.20.0
 mwoauth==0.3.8
 git+https://github.com/WikipediaLibrary/python-mwoauth.git@Jsn.sherman/T332349
 pillow==9.4.0