Bump ujson from 5.2.0 to 5.4.0 in /frameworks/Python/japronto
Bumps [ujson](https://github.com/ultrajson/ultrajson) from 5.2.0 to 5.4.0.
- [Release notes](https://github.com/ultrajson/ultrajson/releases)
- [Commits](https://github.com/ultrajson/ultrajson/compare/5.2.0...5.4.0)
---
updated-dependencies:
- dependency-name: ujson
dependency-type: direct:production
...
Signed-off-by: dependabot[bot] <[email protected]>
dependabot[bot]