Bump ujson from 5.12.1 to 5.13.0

Bumps [ujson](https://github.com/ultrajson/ultrajson) from 5.12.1 to 5.13.0.
- [Release notes](https://github.com/ultrajson/ultrajson/releases)
- [Commits](ultrajson/ultrajson@5.12.1...5.13.0)

---
updated-dependencies:
- dependency-name: ujson
  dependency-version: 5.13.0
  dependency-type: direct:production
...

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

Author: dependabot[bot]

requirements.txt

@@ -29,7 +29,7 @@ SQLAlchemy==1.4.47
 starlette==1.3.1
 typing==3.7.4.3
 typing_extensions==4.8.0
-ujson==5.12.1
+ujson==5.13.0
 urllib3==2.7.0
 uvicorn==0.21.1
 uvloop==0.17.0