input: Write a function to sort a list of strings in alphabetical order.
  assert sort_list(['python', 'javascript', 'java', 'go'])==['go', 'java', 'javascript', 'python']
  assert sort_list(['banana', 'apple', 'cherry'])==['apple', 'banana', 'cherry']
  assert sort_list(['dog', 'cat', 'elephant'])==['cat', 'dog', 'elephant']
output: def sort_list(strings):
      return sorted(strings)