### What this PR does / why we need it? fix dp parallel + tp > 1 offline inference port conflict issue import PR:https://github.com/vllm-project/vllm-ascend/pull/429 - vLLM version: v0.11.2 - vLLM main: https://github.com/vllm-project/vllm/commit/v0.11.2 --------- Signed-off-by: leo-pony <nengjunma@outlook.com>