message: Add delegates to left nav
diff: @@ -65,6 +65,8 @@ upper_tabs:
  - title: "Post-training quantization example"
  path: https://github.com/tensorflow/tensorflow/blob/master/tensorflow/lite/tutorials/post_training_quant.ipynb
  status: external
  + - title: "Delegates"
  + path: /lite/performance/delegates
  - title: "GPU delegate"
  path: /lite/performance/gpu
  - title: "Advanced GPU"
  