vllm

946b2f10 - [Bugfix] send None sentinel on final commit so server properly sends transcription.done (#33963)

[Bugfix] send None sentinel on final commit so server properly sends transcription.done (#33963) Signed-off-by: pjs102793 <pjs102793@naver.com> Co-authored-by: Nick Hill <nickhill123@gmail.com> (cherry picked from commit 5458eb835d66323a11d4a252ad551d001ce00ac8)