Fix window end heuristic for hallucination_silence_threshold (SYSTRAN…

…#706)

Removes the wishful heuristic causing more issues than it's fixing.

Same as openai/whisper#2043

Example of the issue: openai/whisper#1838 (comment)

faster_whisper/transcribe.py

@@ -661,14 +661,6 @@ def next_words_segment(segments: List[dict]) -> Optional[dict]:
  # skip silence before possible hallucinations
  if options.hallucination_silence_threshold is not None:
  threshold = options.hallucination_silence_threshold
- if not single_timestamp_ending:
- last_word_end = get_end(current_segments)
- if last_word_end is not None and last_word_end > time_offset:
- remaining_duration = window_end_time - last_word_end
- if remaining_duration > threshold:
- seek = round(last_word_end * self.frames_per_second)
- else:
- seek = previous_seek + segment_size
 
  # if first segment might be a hallucination, skip leading silence
  first_segment = next_words_segment(current_segments)