slightly speed up tests by avoiding pre-commit install
slightly speed up tests by avoiding pre-commit install

Committed via https://github.com/asottile/all-repos

pre-commit/pre-commit,pre-commit/pre-commit,pre-commit/pre-commit,pre-commit/pre-commit,pre-commit/pre-commit,pre-commit/pre-commit,pre-commit/pre-commit,pre-commit/pre-commit,pre-commit/pre-commit,pre-commit/pre-commit,pre-commit/pre-commit