Bump pytest from 5.4.2 to 5.4.3

Bumps [pytest](https://github.com/pytest-dev/pytest) from 5.4.2 to 5.4.3.
- [Release notes](https://github.com/pytest-dev/pytest/releases)
- [Changelog](https://github.com/pytest-dev/pytest/blob/master/CHANGELOG.rst)
- [Commits](pytest-dev/pytest@5.4.2...5.4.3)

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

test-requirements.txt

@@ -39,7 +39,7 @@ pytest-django==3.9.0      # via -r test-requirements.in
 pytest-mock==3.1.0        # via -r test-requirements.in
 pytest-mypy==0.6.2        # via -r test-requirements.in
 pytest-sugar==0.9.3       # via -r test-requirements.in
-pytest==5.4.2             # via -r test-requirements.in, pytest-aiohttp, pytest-asyncio, pytest-cov, pytest-django, pytest-mock, pytest-mypy, pytest-sugar
+pytest==5.4.3             # via -r test-requirements.in, pytest-aiohttp, pytest-asyncio, pytest-cov, pytest-django, pytest-mock, pytest-mypy, pytest-sugar
 pytz==2020.1              # via django
 requests==2.23.0          # via coveralls
 rfc3986==1.4.0            # via httpx