Update examples/keras_rs/hstu.py

Co-authored-by: gemini-code-assist[bot] <176961590+gemini-code-assist[bot]@users.noreply.github.com>

Author: LakshmiKalaKadali

examples/keras_rs/hstu.py

@@ -101,7 +101,7 @@ def create_tf_dataset(dataset_name, batch_size, max_seq_len, num_targets=1):
     seq_lengths = np.array([len(s) for s in item_id_sequences], dtype=np.int32)
 
     print("Padding sequences using tf.keras.utils.pad_sequences...")
-    padded_item_ids = tf.keras.utils.pad_sequences(
+    padded_item_ids = keras.utils.pad_sequences(
         item_id_sequences,
         maxlen=max_seq_len,
         padding="pre",