Bump orjson from 3.8.0 to 3.8.1 (#140)

Bumps [orjson](https://github.com/ijl/orjson) from 3.8.0 to 3.8.1.
- [Release notes](https://github.com/ijl/orjson/releases)
- [Changelog](https://github.com/ijl/orjson/blob/master/CHANGELOG.md)
- [Commits](https://github.com/ijl/orjson/compare/3.8.0...3.8.1)

---
updated-dependencies:
- dependency-name: orjson
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

requirements-test.txt

@@ -1,7 +1,7 @@
 codecov == 2.1.12
 coverage == 6.5.0
 flake8 == 5.0.4
-orjson == 3.8.0
+orjson == 3.8.1
 pre-commit == 2.20.0
 python-decouple == 3.6
 tox == 3.27.0