input: Write a python function to shuffle a list randomly using the random module.
  assert sorted(shuffle_list([1, 2, 3, 4, 5]))==[1,2,3,4,5]
  assert sorted(shuffle_list([10, 20, 30, 40, 50]))==[10,20,30,40,50]
  assert sorted(shuffle_list([5, 7, 9, 8, 6, 4, 3]))==[3,4,5,6,7,8,9]
output: import random
  
  def shuffle_list(lst):
      random.shuffle(lst)
      return lst