Update requirements.txt

requirements.txt

 torch
 transformers==4.37.2
-bitsandbytes==0.43.0
 accelerate
 colorama
 cpm_kernels
@@ -20,4 +19,4 @@ nltk
 uvicorn
 pydantic
 fastapi
-sse-starlette
\ No newline at end of file
+sse-starlette