message: Update keras.md
  tf.keras.models should load model configuration with `model_from_json` or `model_from_yaml`, not `from_json` or `from_yaml`
diff: @@ -467,13 +467,13 @@ JSON and YAML serialization formats:
  json_string = model.to_json()
  # Recreate the model (freshly initialized)
  -fresh_model = keras.models.from_json(json_string)
  +fresh_model = keras.models.model_from_json(json_string)
  # Serializes a model to YAML format
  yaml_string = model.to_yaml()
  # Recreate the model
  -fresh_model = keras.models.from_yaml(yaml_string)
  +fresh_model = keras.models.model_from_yaml(yaml_string)
  ```
  Caution: Subclassed models are not serializable because their architecture is
  