message: Update min-max-game.py
diff: -# Time: O(nlogn)
  +# Time: O(n)
  # Space: O(1)
  -# merge sort, optimized from solution2
  +# simulation, optimized from solution2
  class Solution(object):
  def minMaxGame(self, nums):
  """
  @@ -17,9 +17,9 @@ class Solution(object):
  return nums[0]
  -# Time: O(nlogn)
  +# Time: O(n)
  # Space: O(n)
  -# merge sort
  +# simulation
  class Solution2(object):
  def minMaxGame(self, nums):
  """
  