message: fix py runtime test
diff: @@ -64,7 +64,7 @@ class ScenarioGenerationTests(unittest.TestCase):
  def test_visualization(self):
  param_server = ParameterServer(
  filename="modules/runtime/tests/data/deterministic_scenario.json")
  - scenario_generation = DeterministicScenarioGeneration(num_scenarios=3,
  + scenario_generation = DeterministicScenarioGeneration(num_scenarios=1,
  random_seed=0,
  params=param_server)
  viewer = MPViewer(params=param_server,
  