Update pre-commit to 2.15.0#358

pyup-bot wants to merge 2 commits intodevelopinfOpen/cookiecutter-python-project:developfrom

pyup-update-pre-commit-2.6.0-to-2.15.0infOpen/cookiecutter-python-project:pyup-update-pre-commit-2.6.0-to-2.15.0Copy head branch name to clipboard