message: Update doc string for DEFAULT option of lite.optimize.
diff: @@ -102,11 +102,15 @@ class Optimize(enum.Enum):
  """Enum defining the optimizations to apply when generating a tflite model.
  DEFAULT
  - Default optimization strategy that quantizes model weights. Enhanced
  - optimizations are gained by providing a representative dataset that
  - quantizes biases and activations as well.
  - Converter will do its best to reduce size and latency, while minimizing
  - the loss in accuracy.
  + Default optimization strategy.
  +
  + When enabled, converter quantizes static tensors (weights, bias etc).
  +
  + Enhanced optimizations are gained by providing representative_dataset in
  + the converter so activations are quantized as well.
  +
  + In any case, converter will do its best to reduce size and latency, while
  + minimizing the loss in accuracy from optimization.
  OPTIMIZE_FOR_SIZE
  Deprecated. Does the same as DEFAULT.
  