[pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci

Author: pre-commit-ci[bot]

src/pip_deepfreeze/project_name.py

@@ -4,6 +4,7 @@
 (setuptools' setup.cfg, flit, generic PEP 621). Fallback to a slower PEP
 517 metadata preparation.
 """
+
 import configparser
 import os
 from functools import lru_cache