Bump pytest-asyncio from 1.1.0 to 1.2.0 (#438)

Bumps [pytest-asyncio](https://github.com/pytest-dev/pytest-asyncio) from 1.1.0 to 1.2.0.
- [Release notes](https://github.com/pytest-dev/pytest-asyncio/releases)
- [Commits](pytest-dev/pytest-asyncio@v1.1.0...v1.2.0)

---
updated-dependencies:
- dependency-name: pytest-asyncio
  dependency-version: 1.2.0
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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