Add link to the tf notebook (#1012)

README.md

@@ -129,6 +129,7 @@ To run the samples please refer to the corresponding tutorials:
 A collection of ready-to-run Jupyter* notebooks are also available to demonstrate how to use NNCF compression algorithms
 to optimize models for inference with the OpenVINO Toolkit.
 - [Optimizing PyTorch models with NNCF of OpenVINO by 8-bit quantization](https://github.com/openvinotoolkit/openvino_notebooks/tree/main/notebooks/302-pytorch-quantization-aware-training)
+- [Optimizing TensorFlow models with NNCF of OpenVINO by 8-bit quantization](https://github.com/openvinotoolkit/openvino_notebooks/tree/main/notebooks/305-tensorflow-quantization-aware-training)
 
 ## Third-party repository integration
 NNCF may be straightforwardly integrated into training/evaluation pipelines of third-party repositories.