[Bugfix][StableAudio] Pass model_class_name to Omni() and declare audio class attrs#3405

hsliuustc0106 merged 5 commits into

vllm-project:mainvllm-project/vllm-omni:mainfrom

linyueqian:fix/stable_audio_audio_outputlinyueqian/vllm-omni:fix/stable_audio_audio_outputCopy head branch name to clipboard