input: Write a python function to sort distinct strings in a list.
  assert distinct_strings_sort(['hello', 'world', 'hello', 'again']) == ['again', 'hello', 'world']
  assert distinct_strings_sort(['apple', 'banana', 'apple', 'cherry']) == ['apple', 'banana', 'cherry']
  assert distinct_strings_sort(['zebra', 'apple', 'mango', 'apple', 'banana', 'zebra']) == ['apple', 'banana', 'mango', 'zebra']
output: def distinct_strings_sort(strings):
      return sorted(set(strings))