Bump jsonschema from 4.18.0 to 4.18.4

Bumps [jsonschema](https://github.com/python-jsonschema/jsonschema) from 4.18.0 to 4.18.4.
- [Release notes](https://github.com/python-jsonschema/jsonschema/releases)
- [Changelog](https://github.com/python-jsonschema/jsonschema/blob/main/CHANGELOG.rst)
- [Commits](python-jsonschema/jsonschema@v4.18.0...v4.18.4)

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

Signed-off-by: dependabot[bot] <[email protected]>

requirements.txt

@@ -20,7 +20,7 @@ vine==5.0.0
 tqdm==4.65.0
 Deprecated==1.2.14
 wrapt==1.15.0
-jsonschema==4.18.3
+jsonschema==4.18.4
 zipstream-new==1.1.8
 schema==0.7.5
 rdflib==6.3.2