Fix requirements.txt build issue

- Comment out pkuseg dependency to avoid numpy build ordering issue
- Keep optional language dependencies commented for now

requirements.txt

@@ -9,10 +9,4 @@ omegaconf==2.3.0
 resemble-perth==1.0.1
 silero-vad==5.1.2
 conformer==0.3.2
-safetensors
-
-# Optional language-specific dependencies
-# Uncomment the ones you need for specific languages:
- pkuseg                # For Chinese text segmentation (improves mixed text handling)
- pykakasi>=2.2.0       # For Japanese text processing (Kanji to Hiragana)
-# dicta-onnx>=0.1.0     # For Hebrew diacritization
+safetensors