fix(voice/stt): accept conversation.item.input_audio_transcription.completed (keep legacy alias)#1537

seratch merged 9 commits intoopenai:mainopenai/openai-agents-python:mainfrom

dudududukim:feat/stt-event-name-aliasdudududukim/openai-agents-python:feat/stt-event-name-aliasCopy head branch name to clipboard