message: Fix crash if set_visible_devices() used with tf.keras.mixed_precision, part 2.
  I thought I fixed this in but didn't, since I still called list_local_devices().
  Fixes
diff: @@ -154,8 +154,8 @@ def log_device_compatibility_check(policy_name, skip_local):
  if not context.executing_eagerly() or _logged_compatibility_check:
  return
  _logged_compatibility_check = True
  - device_attr_list = device_lib.list_local_devices()
  if not skip_local:
  + device_attr_list = device_lib.list_local_devices()
  _log_device_compatibility_check(policy_name, device_attr_list)
  return
  