Update test_build_linkcheck.py

Author: FazeelUsmani

tests/test_builders/test_build_linkcheck.py

@@ -886,7 +886,10 @@ def test_invalid_ssl(get_request, app):
     'linkcheck',
     testroot='linkcheck-localserver-https',
     freshenv=True,
-    confoverrides={'linkcheck_timeout': 10, 'linkcheck_report_timeouts_as_broken': True},
+    confoverrides={
+        'linkcheck_timeout': 10,
+        'linkcheck_report_timeouts_as_broken': True,
+    },
 )
 def test_connect_to_selfsigned_fails(app: SphinxTestApp) -> None:
     with serve_application(app, OKHandler, tls_enabled=True) as address: