make sure hub errors are surfaced

[tarekziade]

What does this PR do?

in PreTrainedTokenizerBase.from_pretrained this commit 73a13f8#diff-85b29486a884f445b1014%5B%E2%80%A6%5Df4ae701ee758a754fddcc1L1679 silenced hub errors, this is surfaced by

pytest -sv tests/models/auto/test_tokenization_auto.py::AutoTokenizerTest::test_tokenizer_identifier_non_existent

with

E           AssertionError: "julien-c/herlolip-not-exists is not a local folder and is not a valid model identifier" does not match "401 Client Error. (Request ID: Root=1-69806dfe-29b61b47408bd03420a3cdac;e2386594-f169-4d1b-9171-050ec211b4c8)

This patch removes the try/except block

[HuggingFaceDocBuilderDev]

The docs for this PR live here. All of your documentation changes will be reflected on that endpoint. The docs are available until 30 days after the last update.

[ArthurZucker]

Do you want to fix the failing tests (maybe just marking them as flaky) to merge with a green CI?

[github-actions]

[For maintainers] Suggested jobs to run (before merge)

run-slow: auto