message: Fix wrong module
diff: @@ -3506,11 +3506,11 @@ def gelu(features, approximate=True, name=None):
  For example:
  >>> x = tf.constant([-3.0, -1.0, 0.0, 1.0, 3.0], dtype=tf.float32)
  - >>> y = tf.keras.activations.gelu(x)
  + >>> y = tf.nn.gelu(x)
  >>> y.numpy()
  array([-0.00363752, -0.158808 , 0. , 0.841192 , 2.9963627 ],
  dtype=float32)
  - >>> y = tf.keras.activations.gelu(x, approximate=False)
  + >>> y = tf.nn.gelu(x, approximate=False)
  >>> y.numpy()
  array([-0.00404951, -0.15865529, 0. , 0.8413447 , 2.9959507 ],
  dtype=float32)
  