### What this PR does / why we need it? Fix the ray start failed bug: local_world_size cannot little than visible device count error detail see issue #4456. This fix code is copied from vllm fixing modify, PR: [#28873](https://github.com/vllm-project/vllm/pull/28873) - 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>