Update tokenization_llama.py
# What does this PR do?

Fixes # (issue)
https://github.com/huggingface/transformers/issues/23175

we could see it :  https://github.com/facebookresearch/llama/blob/main/llama/generation.py
#line62: generation.py
The docs for this PR live [here](https://moon-ci-docs.huggingface.co/docs/transformers/pr_23178). All of your documentation changes will be reflected on that endpoint.<|||||>cc @gante since Arthur is on holiday.<|||||>Hey @sjm1992st -- the issue in #23175 is unrelated to the tokenizer (see my comment there).

As such, without further context, I won't accept this PR :)<|||||>This issue has been automatically marked as stale because it has not had recent activity. If you think this still needs to be addressed please comment on this thread.

Please note that issues that do not follow the [contributing guidelines](https://github.com/huggingface/transformers/blob/main/CONTRIBUTING.md) are likely to be ignored.