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