Update requirements.txt

requirements.txt

@@ -2,6 +2,7 @@ gradio
 transformers>=4.39.0
 peft>=0.9.0
 accelerate>=0.27.0
-bitsandbytes>=0.41.0 # Ensure a version compatible with your PyTorch and CUDA
-torch>=2.0.0 # Or a specific version compatible with your chosen hardware & bitsandbytes
-sentencepiece # Qwen tokenizer dependency
+bitsandbytes>=0.41.0
+torch>=2.0.0
+sentencepiece
+tiktoken