Update black from 21.5b2 to 21.6b0
Update black from 21.5b2 to 21.6b0
ryankanno/cookiecutter-django,pydanny/cookiecutter-django,trungdong/cookiecutter-django,ryankanno/cookiecutter-django,trungdong/cookiecutter-django,pydanny/cookiecutter-django,pydanny/cookiecutter-django,trungdong/cookiecutter-django,pydanny/cookiecutter-django,ryankanno/cookiecutter-django,trungdong/cookiecutter-django,ryankanno/cookiecutter-django