input: Write a function to sort a list of numbers in ascending order.
  assert sortList([3, 5, 1, 2, 9]) == [1, 2, 3, 5, 9]
  assert sortList([10, 20, 5, 7, 1]) == [1, 5, 7, 10, 20]
  assert sortList([8, 4, 6, 3, 7, 2]) == [2, 3, 4, 6, 7, 8]
output: def sortList(numbers):
      return sorted(numbers)