build(deps-dev): bump pytest-asyncio from 0.15.0 to 0.15.1

Bumps [pytest-asyncio](https://github.com/pytest-dev/pytest-asyncio) from 0.15.0 to 0.15.1.
- [Release notes](https://github.com/pytest-dev/pytest-asyncio/releases)
- [Commits](pytest-dev/pytest-asyncio@v0.15.0...v0.15.1)

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

Author: dependabot[bot]

requirements-dev.txt

@@ -3,7 +3,7 @@ freezegun == 1.1.0
 mypy == 0.812
 pylint == 2.7.4
 pytest == 6.2.3
-pytest-asyncio == 0.15.0
+pytest-asyncio == 0.15.1
 pytest-cov == 2.11.1
 pytest-random-order == 1.0.4
 responses == 0.13.2