[Cleanup][Full Duplex] Remove generic server VAD

Signed-off-by: Sy03 <1370724210@qq.com>

pyproject.toml

@@ -74,7 +74,6 @@ dev = [
     "kernels==0.14.1", # for accuracy tests comparison with diffusers output (0.15.0 incompatible with diffusers 0.38.0)
     "s3tokenizer==0.3.0", # for tts test
     "step-audio2==1.0.0", # Step-Audio2 / MiniCPM-o 4.5 Token2Wav (flashcosyvoice / hyperpyyaml)
-    "silero-vad==6.1", # Realtime server-VAD duplex E2E
 ]
 
 demo = [
@@ -84,10 +83,6 @@ demo = [
     "cn2an>=0.5.22",  # Chinese number normalization for TTS (e.g. "1次" -> "一次")
 ]
 
-server-vad = [
-    "silero-vad==6.1",
-]
-
 forced-aligner = [
     "qwen-asr>=0.0.6",  # faithful Japanese/Korean word segmentation for the TTS forced aligner
 ]