Bump ujson from 4.0.2 to 4.1.0

Bumps [ujson](https://github.com/ultrajson/ultrajson) from 4.0.2 to 4.1.0.
- [Release notes](https://github.com/ultrajson/ultrajson/releases)
- [Commits](ultrajson/ultrajson@4.0.2...4.1.0)

---
updated-dependencies:
- dependency-name: ujson
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

requirements.txt

@@ -39,7 +39,7 @@ s3transfer==0.5.0
 six==1.16.0
 transaction==3.0.1
 translationstring==1.4
-ujson==4.0.2
+ujson==4.1.0
 urllib3==1.26.6
 venusian==3.0.0
 waitress==2.0.0