⬆️ Bump pytest from 6.2.1 to 6.2.2

Bumps [pytest](https://github.com/pytest-dev/pytest) from 6.2.1 to 6.2.2.
- [Release notes](https://github.com/pytest-dev/pytest/releases)
- [Changelog](https://github.com/pytest-dev/pytest/blob/master/CHANGELOG.rst)
- [Commits](pytest-dev/pytest@6.2.1...6.2.2)

Signed-off-by: dependabot[bot] <support@github.com>

requirements_test.txt

@@ -5,6 +5,6 @@ flake8-docstrings==1.5.0
 isort==5.7.0
 mypy==0.800
 pylint==2.6.0
-pytest==6.2.1
+pytest==6.2.2
 pytest-asyncio==0.14.0
 pytest-cov==2.11.1