input: Write a python function to sort scores in descending order.
  assert sortScores([50, 20, 75, 40, 100]) == [100, 75, 50, 40, 20]
  assert sortScores([90, 85, 70, 60]) == [90, 85, 70, 60]
  assert sortScores([10, 5, 20, 30]) == [30, 20, 10, 5]
output: def sortScores(scores):
      return sorted(scores, reverse=True)