[doc] fix requirements typo for issue #3125
diff --git a/examples/language/gpt/experiments/auto_parallel/requirements.txt b/examples/language/gpt/experiments/auto_parallel/requirements.txt
index ff046ad1cae9..1b2561f098d5 100644
--- a/examples/language/gpt/experiments/auto_parallel/requirements.txt
+++ b/examples/language/gpt/experiments/auto_parallel/requirements.txt
@@ -1,4 +1,4 @@
 colossalai >= 0.1.12
 torch >= 1.8.1
-transformers >= 4.231
+transformers >= 4.23.1
 PuLP >= 2.7.0

## 📌 Checklist before creating the PR

- [x] I have created an issue for this PR for traceability
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## 🚨 Issue number

> Link this PR to your issue with words like fixed to automatically close the linked issue upon merge
>
> fixed #3125 



## 📝 What does this PR do?

fix the typo in requirements.txt:
`transformers >= 4.231`
to
`transformers >= 4.23.1`


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- [x] I have performed a self-review of my code
- [ ] I have added thorough tests.
- [ ] I have added docstrings for all the functions/methods I implemented

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