Remove redundant imports

Signed-off-by: abigailt <[email protected]>

Author: abigailgold

tests/attacks/inference/attribute_inference/test_black_box.py

@@ -26,10 +26,6 @@
 from sklearn.tree import DecisionTreeClassifier
 
 from art.attacks.inference.attribute_inference.black_box import AttributeInferenceBlackBox
-from art.attacks.inference.attribute_inference.white_box_decision_tree import AttributeInferenceWhiteBoxDecisionTree
-from art.attacks.inference.attribute_inference.white_box_lifestyle_decision_tree import (
-    AttributeInferenceWhiteBoxLifestyleDecisionTree,
-)
 from art.estimators.classification.pytorch import PyTorchClassifier
 from art.estimators.estimator import BaseEstimator
 from art.estimators.classification import ClassifierMixin