Bump pytest-cov from 2.10.0 to 2.10.1 (#49)

Bumps [pytest-cov](https://github.com/pytest-dev/pytest-cov) from 2.10.0 to 2.10.1.
- [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@v2.10.0...v2.10.1)

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

Co-authored-by: dependabot-preview[bot] <27856297+dependabot-preview[bot]@users.noreply.github.com>

tests/requirements_tests.txt

@@ -1,4 +1,4 @@
 -r ../requirements.txt
 pytest==6.1.0
-pytest-cov==2.10.0
+pytest-cov==2.10.1
 pyquery==1.4.1