chore(deps-dev): bump pytest-asyncio from 0.20.2 to 0.20.3

Bumps [pytest-asyncio](https://github.com/pytest-dev/pytest-asyncio) from 0.20.2 to 0.20.3.
- [Release notes](https://github.com/pytest-dev/pytest-asyncio/releases)
- [Changelog](https://github.com/pytest-dev/pytest-asyncio/blob/master/CHANGELOG.rst)
- [Commits](pytest-dev/pytest-asyncio@v0.20.2...v0.20.3)

---
updated-dependencies:
- dependency-name: pytest-asyncio
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

Diff for: poetry.lock

@@ -46,7 +46,7 @@ isort = "^5.10.1"
 pytest-cov = "^4.0.0"
 pytest-mock = "^3.5.1"
 pdoc3 = "^0.10.0"
-pytest-asyncio = "^0.20.2"
+pytest-asyncio = "^0.20.3"
 bandit = "^1.7.1"
 radon = "^5.1.0"
 xenon = "^0.9.0"