whisper.cpp

af5833e2 - whisper : remove `speed_up` and `phase_vocoder*` functions (#2198)

whisper : remove `speed_up` and `phase_vocoder*` functions (#2198) * whisper : fix cast warning * whisper : remove phase_vocoder functions, ref #2195 * whisper : remove speed_up from whisper_full_params, closes #2195