Update requirements.txt

requirements.txt

@@ -1,8 +1,6 @@
-# requirements.txt
-gradio==4.43.0
-transformers>=4.41.0
-accelerate>=0.31.0
-peft>=0.11.0
-bitsandbytes>=0.43.1
-huggingface_hub>=0.24.0
-torch
+gradio==5.7.0
+transformers>=4.41.2,<5
+accelerate>=0.30
+peft>=0.11.1
+bitsandbytes>=0.43.1      # GPU image only
+sentencepiece             # often required by Phi tokenizer