[Bug] Fix GGuf feature on latest main

[Fridge003]

Checklist

• 1. I have searched related issues but cannot get the expected help.
• 2. The bug has not been fixed in the latest version.
• 3. Please note that if the bug-related issue you submitted lacks corresponding environment info and a minimal reproducible demo, it will be challenging for us to reproduce and resolve the issue, reducing the likelihood of receiving feedback.
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Describe the bug

After upgrading pytorch and vllm version in #6958, the GGuf related codes in linear.py should be modified to make it work.

Reproduction

python3 test/srt/test_gguf.py

Environment

Latest main branch, default environment