input: Write a python function to convert JSON object to Python dictionary.
  assert convert_json_to_dict('{"name": "John", "age": 30, "city": "New York"}') == {"name": "John", "age": 30, "city": "New York"}
  assert convert_json_to_dict('{"a": 1, "b": 2, "c": 3}') == {"a": 1, "b": 2, "c": 3}
  assert convert_json_to_dict('{"key": "value"}') == {"key": "value"}
output: import json
  
  def convert_json_to_dict(json_string):
      return json.loads(json_string)