Fix numpy deprecation warning in 2_hidden_layers_neural_network.py (#10424)

* updating DIRECTORY.md

* updating DIRECTORY.md

* updating DIRECTORY.md

* updating DIRECTORY.md

* Fix deprecation warning in 2_hidden_layers_neural_network.py

Fix numpy deprecation warning:
DeprecationWarning: Conversion of an array with ndim > 0 to a scalar is deprecated, and will error in future. Ensure you extract a single element from your array before performing this operation. (Deprecated NumPy 1.25.)

---------

Co-authored-by: github-actions <${GITHUB_ACTOR}@users.noreply.github.com>

Author: tianyizheng02

neural_network/2_hidden_layers_neural_network.py

@@ -196,7 +196,7 @@ def predict(self, input_arr: numpy.ndarray) -> int:
         >>> output_val = numpy.array(([0], [1], [1]), dtype=float)
         >>> nn = TwoHiddenLayerNeuralNetwork(input_val, output_val)
         >>> nn.train(output_val, 1000, False)
-        >>> nn.predict([0,1,0]) in (0, 1)
+        >>> nn.predict([0, 1, 0]) in (0, 1)
         True
         """
 
@@ -221,7 +221,7 @@ def predict(self, input_arr: numpy.ndarray) -> int:
             )
         )
 
-        return int(self.layer_between_second_hidden_layer_and_output > 0.6)
+        return int((self.layer_between_second_hidden_layer_and_output > 0.6)[0])
 
 
 def sigmoid(value: numpy.ndarray) -> numpy.ndarray: