### What this PR does / why we need it?
For cpu env, we should set `SOC_VERSION` to mock different NPU chips for
different compilation paths
### Does this PR introduce _any_ user-facing change?
### How was this patch tested?
- vLLM version: v0.13.0
- vLLM main:
11b6af5280
---------
Signed-off-by: wangli <wangli858794774@gmail.com>