### What this PR does / why we need it? Add `collect_env.py` scripts from vLLM and remove `nvidia`, `gpu`, `cuda` related codes, thus users of vllm-ascend can collect their env info when reporting bugs. ### Does this PR introduce _any_ user-facing change? no. ### How was this patch tested? Run `python collect_env.py` works Signed-off-by: Shanshan Shen <467638484@qq.com>