[TRTLLM-11228][feat] Update quickstart for DFlash#13545

ziyixiong-nv wants to merge 1 commit intoNVIDIA:mainNVIDIA/TensorRT-LLM:mainfrom

ziyixiong-nv:dev-fxiong-dflash-taskziyixiong-nv/TensorRT-LLM:dev-fxiong-dflash-taskCopy head branch name to clipboard