Update tutorials README with link to colab

Author: calren

tutorials/README.md

@@ -2,7 +2,7 @@
 
 This is a collection of runnable tutorials hosted on Colaboratory. Colaboratory is a hosted Jupyter notebook environment that’s easy to use and requires no setup.
 
-**ML Kit Image Labeling Model Maker** - Follow this Colab to learn how to use an Image Labeling model with TFLite ModelMaker. The TFLite Model Maker library simplifies the process of adapting and converting a TensorFlow neural-network model to a model suitable for on-device ML applications.
+**[ML Kit Image Labeling Model Maker](https://colab.sandbox.google.com/github/googlesamples/mlkit/blob/master/tutorials/mlkit_image_labeling_model_maker.ipynb)** - Follow this Colab to learn how to use an Image Labeling model with TFLite ModelMaker. The TFLite Model Maker library simplifies the process of adapting and converting a TensorFlow neural-network model to a model suitable for on-device ML applications.
 
 ## How to make contributions?
 Please read and follow the steps in the [CONTRIBUTING.md](CONTRIBUTING.md)