### What this PR does / why we need it?
Upload doc for qwen3.5-27B and qwen3.5-397B-A17B on Ascend
Base on vllm-ascend:v0.17.0rc1
- vLLM version: v0.17.0
- vLLM main:
4034c3d32e
---------
Signed-off-by: pppeng <zepengliu912@qq.com>
Signed-off-by: pppeng <60355449+ppppeng@users.noreply.github.com>