Include py38 to tox config
Include py38 to tox config

luzfcb/cookiecutter,hackebrot/cookiecutter,audreyr/cookiecutter,luzfcb/cookiecutter,audreyr/cookiecutter,michaeljoseph/cookiecutter,hackebrot/cookiecutter,pjbull/cookiecutter,pjbull/cookiecutter,michaeljoseph/cookiecutter