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

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

Author: pre-commit-ci[bot]

src/sphinx_tags/__init__.py

@@ -1,6 +1,4 @@
-"""Sphinx extension to create tags for documentation pages.
-
-"""
+"""Sphinx extension to create tags for documentation pages."""
 
 import os
 import re