Bump django from 3.0.2 to 3.0.3

Bumps [django](https://github.com/django/django) from 3.0.2 to 3.0.3.
- [Release notes](https://github.com/django/django/releases)
- [Commits](django/django@3.0.2...3.0.3)

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

test-requirements.txt

@@ -13,7 +13,7 @@ chardet==3.0.4            # via aiohttp, httpx, requests
 click==7.0                # via uvicorn
 coverage==5.0.2           # via coveralls, pytest-cov
 coveralls==1.10.0
-django==3.0.2
+django==3.0.3
 docopt==0.6.2             # via coveralls
 entrypoints==0.3          # via flake8
 flake8==3.7.9             # via pytest-flake8