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-preview[bot] <support@dependabot.com>

Author: dependabot-preview[bot]

dev-requirements.txt

@@ -23,7 +23,7 @@ pylint==2.6.0  # Lint
 pyroma==2.6  # Packaging best practices checker
 pytest-cov==2.11.1  # Measure code coverage
 pytest-envfiles==0.1.0  # Use files for environment variables for tests
-pytest==6.2.1  # Test runners
+pytest==6.2.2  # Test runners
 requests-mock-flask==2020.9.25.0
 sphinx-autodoc-typehints==1.11.1
 sphinx_paramlinks==0.4.3