input: Write a python function to sort a list in ascending order.
  assert sort_list([1, 7, 5, 9, 3]) == [1, 3, 5, 7, 9]
  assert sort_list([10, 2, 8, 6, 4]) == [2, 4, 6, 8, 10]
  assert sort_list([5, 3, 1, 4, 2]) == [1, 2, 3, 4, 5]
output: def sort_list(lst):
      return sorted(lst)