### What this PR does / why we need it?
Allow using aclgraph in ray backend, for tp + pp + aclgraph in multi
machine
### Does this PR introduce _any_ user-facing change?
### How was this patch tested?
- vLLM version: v0.10.1.1
- vLLM main:
4ba0c587ba
Signed-off-by: withHades <244036962@qq.com>