chore: auto fixes from pre-commit.com hooks

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

Author: pre-commit-ci[bot]

src/ansiblelint/testing/__init__.py

@@ -155,5 +155,5 @@ def run_ansible_lint(
         cwd=cwd,
         env=_env,
         text=True,
-        encoding="utf-8"
+        encoding="utf-8",
     )