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

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

Author: pre-commit-ci[bot]

klaus/ctagscache.py

@@ -26,6 +26,7 @@
     this could be optimized in the future.
 (**) "most likely": currently implemented as "most recently used"
 """
+
 import atexit
 import gzip
 import os

tools/dumbtest.py

@@ -1,4 +1,5 @@
 """ Very dumb testing tool: Ensures all sites respond with HTTP 2xx/3xx """
+
 import atexit
 import re
 import sys