automated: lib: fix black warning

Signed-off-by: Milosz Wasilewski <milosz.wasilewski@oss.qualcomm.com>
diff --git a/automated/lib/py_util_lib.py b/automated/lib/py_util_lib.py
index a3da5eb..e695017 100644
--- a/automated/lib/py_util_lib.py
+++ b/automated/lib/py_util_lib.py
@@ -1,5 +1,4 @@
-"""Shared Python 3 utility code.
-"""
+"""Shared Python 3 utility code."""
 
 from pathlib import Path
 import subprocess