message: Remove trace from test
diff: @@ -18,7 +18,7 @@ class IpuXlaTensorArrayTest(test_util.TensorFlowTestCase):
  def testTensorArrayWriteRead(self):
  with tf.device("/device:XLA_IPU:0"):
  - with tf.Session(config=tf.ConfigProto(log_device_placement=True)) as session:
  + with tf.Session() as session:
  in1 = tf.placeholder(tf.float32, [1, 2])
  in2 = tf.placeholder(tf.float32, [1, 2])
  