⬆️ Bump pytest-cov from 2.10.1 to 2.11.0 (#227)

Bumps [pytest-cov](https://github.com/pytest-dev/pytest-cov) from 2.10.1 to 2.11.0.
- [Release notes](https://github.com/pytest-dev/pytest-cov/releases)
- [Changelog](https://github.com/pytest-dev/pytest-cov/blob/master/CHANGELOG.rst)
- [Commits](pytest-dev/pytest-cov@v2.10.1...v2.11.0)

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

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

requirements_test.txt

@@ -7,4 +7,4 @@ mypy==0.790
 pylint==2.6.0
 pytest==6.2.1
 pytest-asyncio==0.14.0
-pytest-cov==2.10.1
+pytest-cov==2.11.0