message: Update choose-edges-to-maximize-score-in-a-tree.py
diff: # Time: O(n)
  # Space: O(n)
  -# iterative dfs
  +# iterative dfs, tree dp
  class Solution(object):
  def maxScore(self, edges):
  """
  @@ -35,7 +35,7 @@ class Solution(object):
  # Time: O(n)
  # Space: O(n)
  -# dfs
  +# dfs, tree dp
  class Solution2(object):
  def maxScore(self, edges):
  """
  