message: [TF] Fix test_group_conv flakiness.
  Increase the error tolerance from rtol=1e-05 and atol=1e-06 to rtol=3e-5 and
  atol=3e-5. This fixes the flakiness of the test. Enable the test.
diff: @@ -433,7 +433,7 @@ class GroupedConvTest(keras_parameterized.TestCase):
  ('Conv2D', keras.layers.Conv2D, (32, 12, 12, 32)),
  ('Conv3D', keras.layers.Conv3D, (32, 12, 12, 12, 32)),
  )
  - def disable_test_group_conv(self, layer_cls, input_shape):
  + def test_group_conv(self, layer_cls, input_shape):
  if test.is_gpu_available(cuda_only=True):
  with testing_utils.use_gpu():
  inputs = random_ops.random_uniform(shape=input_shape)
  @@ -448,8 +448,8 @@ class GroupedConvTest(keras_parameterized.TestCase):
  for inputs, weights in zip(input_slices, weight_slices)
  ],
  axis=-1)
  -
  - self.assertAllClose(layer(inputs), expected_outputs, rtol=1e-5)
  + self.assertAllClose(
  + layer(inputs), expected_outputs, rtol=3e-5, atol=3e-5)
  def test_group_conv_depthwise(self):
  if test.is_gpu_available(cuda_only=True):
  