code: def test_merge_lists():
      list_one = ["greet", "start_form", "goodbye"]
      list_two = ["goodbye", "bot_challenge", "greet"]
      expected = ["bot_challenge", "goodbye", "greet", "start_form"]
      result = rasa.shared.utils.common.merge_lists(list_one, list_two)
  
      assert result == expected
  
file_path: rasa/tests/shared/utils/test_common.py
imports: import asyncio
  from typing import Collection, List, Optional, Text
  from unittest.mock import Mock
  import pytest
  import rasa.shared.core.domain
  import rasa.shared.utils.common
  from rasa.shared.exceptions import RasaException
label_desc: Use image node_id 11 for calling a global function with example usage: test_merge_lists() without return types