DOC Fix typo in _process_decision_function (scikit-learn#30358)

Author: lucyleeow

sklearn/utils/_response.py

@@ -84,7 +84,7 @@ def _process_decision_function(*, y_pred, target_type, classes, pos_label):
     Parameters
     ----------
     y_pred : ndarray
-        Output of `estimator.predict_proba`. The shape depends on the target type:
+        Output of `estimator.decision_function`. The shape depends on the target type:
 
         - for binary classification, it is a 1d array of shape `(n_samples,)` where the
           sign is assuming that `classes[1]` is the positive class;