build(deps-dev): 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](https://github.com/pytest-dev/pytest/compare/6.2.3...6.2.4)

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

setup.py

@@ -64,7 +64,7 @@ setuptools.setup(
     install_requires=requirements,
     extras_require={
         "dev": [
-            "pytest==6.2.3",
+            "pytest==6.2.4",
             "pytest-sugar==0.9.4",
             "pytest-instafail==0.4.2",
             "pytest-cov==2.11.1",