add citrinet to Readme

Author: vinhngx

notebooks/README.md

@@ -99,6 +99,8 @@ Within the container, the notebooks themselves are located at `/Torch-TensorRT/n
 - [Resnet50-example.ipynb](Resnet50-example.ipynb): demo on the ResNet-50 network.
 - [vgg-qat.ipynb](vgg-qat.ipynb): Quantization Aware Trained models in INT8 using Torch-TensorRT
 - [EfficientNet-example.ipynb](EfficientNet-example.ipynb): Simple use of 3rd party PyTorch model library
+- [CitriNet-example.ipynb](CitriNet-example.ipynb): Optimizing the Nemo Citrinet acoustic model
+
 
 ```python