Update requirements.txt

requirements.txt

@@ -1,6 +1,4 @@
-flask==2.2.5
-flask-cors==3.0.10
-edge-tts==6.1.3
-pydub==0.25.1
-langdetect==1.0.9
-ffmpeg-python==0.2.0
+fastapi
+uvicorn
+bark
+torchaudio