plex_vit_demo : Failed to get url-imagenetv2public

[Eezzeldin]

Code Base:
ttps://colab.research.google.com/github/google/uncertainty-baselines/blob/main/experimental/plex/plex_vit_demo.ipynb#scrollTo=pPDwLwWxZ5Yz

CPU backend

Error on cell 16:
Failed to get url https://s3-us-west-2.amazonaws.com/imagenetv2public/imagenetv2-matched-frequency.tar.gz. HTTP code: 403.