### Add Link https://pytorch.org/tutorials/beginner/nn_tutorial.html ### Describe the bug Linkcheck breaks for nn tutorials with: ``` [TIMEOUT] http://deeplearning.net/data/mnist/ | Timeout ``` That link does not exist anymore - need to find a proper link to mnist dataset. Or can just delete the link. ### Describe your environment n/a cc @brycebortree @sekyondaMeta @AlannaBurke