Fix formatting

Author: ekouts

unittests/test_policies.py

@@ -1210,8 +1210,8 @@ def test_perf_logging_no_perfvars(make_runner, make_exec_ctx, perf_test,
 
 
 def test_perf_logging_multiline(make_runner, make_exec_ctx, perf_test,
-                                simple_test, failing_perf_test, config_perflog,
-                                tmp_path):
+                                simple_test, failing_perf_test,
+                                config_perflog, tmp_path):
     make_exec_ctx(
         config_perflog(
             fmt=(
@@ -1226,7 +1226,9 @@ def test_perf_logging_multiline(make_runner, make_exec_ctx, perf_test,
     )
     logging.configure_logging(rt.runtime().site_config)
     runner = make_runner()
-    testcases = executors.generate_testcases([perf_test, simple_test, failing_perf_test])
+    testcases = executors.generate_testcases(
+        [perf_test, simple_test, failing_perf_test]
+    )
     runner.runall(testcases)
 
     logfile = tmp_path / 'perflogs' / 'generic' / 'default' / '_MyTest.log'