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