Use the new hub ci
Uses the new CI environment for tests, which uses Gitaly and is automatically updated to the latest version of the Hub.
The docs for this PR live [here](https://moon-ci-docs.huggingface.co/docs/transformers/pr_17652). All of your documentation changes will be reflected on that endpoint.<|||||>Yay!<|||||>> Yay!

Blocked by https://github.com/huggingface/huggingface_hub/pull/898 :)<|||||>Done in #17716, @XciD lost a contribution to the codebase =) =)  cc @sgugger @LysandreJik <|||||>If you don't ping us for reviews, your PR doesn't exist :-p <|||||>> If you don't ping us for reviews, your PR doesn't exist :-p

Yes, my bad, I was waiting for another one before pinging <|||||>No worries, was just joking around why neither Lysandre nor I had seen it :)