mnist-torch-deployment.yml uses TensorFlow model

### Operating System

Linux

### Version Information

N/A

### Steps to reproduce

The yaml file [here](https://github.com/Azure/azureml-examples/blob/main/cli/endpoints/batch/mnist-torch-deployment.yml) has the description "A deployment using Torch to solve the MNIST classification dataset."

### Expected behavior

The Yaml file points to a model and scoring script which use PyTorch

### Actual behavior

The Yaml file points to a model and scoring script which use TensorFlow, there is no PyTorch example

### Addition information

_No response_