chore(deps): bump pytest from 6.2.3 to 6.2.4

Bumps [pytest](https://github.com/pytest-dev/pytest) from 6.2.3 to 6.2.4.
- [Release notes](https://github.com/pytest-dev/pytest/releases)
- [Changelog](https://github.com/pytest-dev/pytest/blob/main/CHANGELOG.rst)
- [Commits](pytest-dev/pytest@6.2.3...6.2.4)

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

requirements-test.txt

@@ -1,5 +1,5 @@
 -r requirements.txt
-pytest==6.2.3
+pytest==6.2.4
 pytest-cov==2.11.1
 coveralls==3.0.1
 tox==3.23.0