Merge pull request #12695 from jtattermusch/json_run_localhost_timeouts

Reduce timeout for json_run_localhost to 120sec.

test/cpp/qps/gen_build_yaml.py

@@ -77,7 +77,7 @@ print yaml.dump({
       'defaults': 'boringssl',
       'cpu_cost': guess_cpu(scenario_json, False),
       'exclude_configs': ['tsan', 'asan'],
-      'timeout_seconds': 6*60,
+      'timeout_seconds': 2*60,
       'excluded_poll_engines': scenario_json.get('EXCLUDED_POLL_ENGINES', [])
     }
     for scenario_json in scenario_config.CXXLanguage().scenarios()
@@ -95,7 +95,7 @@ print yaml.dump({
       'defaults': 'boringssl',
       'cpu_cost': guess_cpu(scenario_json, True),
       'exclude_configs': sorted(c for c in configs_from_yaml if c not in ('tsan', 'asan')),
-      'timeout_seconds': 6*60,
+      'timeout_seconds': 2*60,
       'excluded_poll_engines': scenario_json.get('EXCLUDED_POLL_ENGINES', [])
    }
     for scenario_json in scenario_config.CXXLanguage().scenarios()