### What this PR does / why we need it?
First-generation model:uses"LLama",subsequent models use"Llama"
The second"L"here should be lowercase.Other instances of "LLama"on
this page should be corrected accordingly
### Does this PR introduce _any_ user-facing change?
no
### How was this patch tested?
ut
- vLLM version: v0.11.0
- vLLM main:
83f478bb19
Signed-off-by: herizhen <you@example.com>
Co-authored-by: herizhen <you@example.com>