Bump pytest-asyncio from 0.17.2 to 0.18.3 (#536)

Bumps [pytest-asyncio](https://github.com/pytest-dev/pytest-asyncio) from 0.17.2 to 0.18.3.
- [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@v0.17.2...v0.18.3)

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

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

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Mariatta Wijaya <[email protected]>

Author: dependabot[bot]

dev-requirements.txt

@@ -1,7 +1,7 @@
 -r requirements.txt
 coverage
 pytest==7.0.0
-pytest-asyncio==0.17.2
+pytest-asyncio==0.18.3
 pytest-aiohttp==1.0.3
 pytest-cov==3.0.0
 codecov==2.1.12