message: Write TensorGroup into object detector's metadata
diff: @@ -307,11 +307,11 @@ table Content {
  //
  // The output tensor of scores of the above object detection model has shape
  // [1, 10], where
  - // dimension 0 is the batch axis;
  - // dimension 1 is the scores of the 10 detected objects.
  - // Since the content dimension (dimension 1) is overlapped with the index
  - // dimension (also dimension 0), set "range" to the number of dimensions,
  - // which is {min=2; max=2;} in this example to denote this special case.
  + // dimension 0: the batch axis;
  + // dimension 1: the scores of the 10 detected objects.
  + // Set "range" to the number of dimensions which is {min=2; max=2;} to denote
  + // that every element in the tensor is an individual content object, i.e. a
  + // score in this example.
  //
  // Another example is the pose estimation model
  // (https://www.tensorflow.org/lite/models/pose_estimation/overview).
  