input: Write a python function to sort a list of strings alphabetically.
  assert sort_strings(["ada", "javascript", "c++", "python"]) == ['ada', 'c++', 'javascript', 'python']
  assert sort_strings(["banana", "apple", "cherry"]) == ['apple', 'banana', 'cherry']
  assert sort_strings(["dog", "cat", "elephant", "bird"]) == ['bird', 'cat', 'dog', 'elephant']
output: def sort_strings(strings):
      return sorted(strings)