update samples from Release-129 as a part of SDK release

how-to-use-azureml/reinforcement-learning/cartpole-on-single-compute/files/utils/misc.py

@@ -1,13 +0,0 @@
-'''Misc module:
-    Miscellaneous helper functions and utilities.
-'''
-
-import os
-import glob
-
-
-# Helper function to find a file or folder path
-def find_path(name, path_prefix):
-    for root, _, _ in os.walk(path_prefix):
-        if glob.glob(os.path.join(root, name)):
-            return root