[noissue]: Update jsonschema requirement from <4.20,>=4.4 to >=4.4,<4.21

Updates the requirements on [jsonschema](https://github.com/python-jsonschema/jsonschema) to permit the latest version.
- [Release notes](https://github.com/python-jsonschema/jsonschema/releases)
- [Changelog](https://github.com/python-jsonschema/jsonschema/blob/main/CHANGELOG.rst)
- [Commits](python-jsonschema/jsonschema@v4.4.0...v4.20.0)

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

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

requirements.txt

@@ -1,5 +1,5 @@
 ecdsa>=0.14,<=0.18.0
-jsonschema>=4.4,<4.20
+jsonschema>=4.4,<4.21
 pulpcore>=3.40.3,<3.55
 pyjwkest>=1.4,<=1.4.2
 pyjwt[crypto]>=2.4,<2.9