Update black from 21.6b0 to 21.7b0
Update black from 21.6b0 to 21.7b0
pydanny/cookiecutter-django,ryankanno/cookiecutter-django,pydanny/cookiecutter-django,ryankanno/cookiecutter-django,trungdong/cookiecutter-django,pydanny/cookiecutter-django,trungdong/cookiecutter-django,trungdong/cookiecutter-django,pydanny/cookiecutter-django,ryankanno/cookiecutter-django,trungdong/cookiecutter-django,ryankanno/cookiecutter-django