input: Write a python function to remove duplicates from a list and return the list in ascending order.
  assert remove_duplicates_ascending([10,7,9,12,11,7,9,10]) == [7, 9, 10, 11, 12]
  assert remove_duplicates_ascending([5,3,8,5,3,2,8,1,4]) == [1, 2, 3, 4, 5, 8]
  assert remove_duplicates_ascending([100,50,50,25,75,25,100]) == [25, 50, 75, 100]
output: def remove_duplicates_ascending(lst):
      return sorted(set(lst))