typo

tools/run_tests/run_tests.py

@@ -235,7 +235,7 @@ class CLanguage(object):
         if polling_strategy == 'poll-cv':
           timeout_scaling *= 5
         if polling_strategy in target.get('excluded_poll_engines', []):
-          continue;
+          continue
         if self.config.build_config in target['exclude_configs']:
           continue
         if self.args.iomgr_platform in target.get('exclude_iomgrs', []):