input: Write a function to store and query user data from a JSON file. The function should take a dictionary containing user information as input and store it in a JSON file. Additionally, the function should be able to retrieve and return the stored data from the JSON file.
  assert store_user_data({"Name": "John", "Age": 25, "City": "New York"})==None
  assert get_user_data()=={"Name": "John", "Age": 25, "City": "New York"}
output: def store_user_data(user_info):
      with open('user_data.json', 'w') as file:
          json.dump(user_info, file)
  
  def get_user_data():
      with open('user_data.json', 'r') as file:
          return json.load(file)