Chore(deps): Bump ujson from 5.1.0 to 5.4.0

Bumps [ujson](https://github.com/ultrajson/ultrajson) from 5.1.0 to 5.4.0.
- [Release notes](https://github.com/ultrajson/ultrajson/releases)
- [Commits](ultrajson/ultrajson@5.1.0...5.4.0)

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

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

pyproject.toml

@@ -59,7 +59,7 @@ dependencies = [
     "setuptools>=70.3.0",
     "substrate-interface==1.7.4",
     "types-aiofiles==23.2.0.20240403",
-    "ujson==5.1.0",  # required by aiocache
+    "ujson==5.4.0",  # required by aiocache
     "urllib3==2.0.7",
     "uvloop==0.19.0",
     "web3==6.11.2",