Update req.txt's library versions to sync with Colab internal versions

requirements.txt

@@ -1,7 +1,10 @@
 gradio==4.44.0
-transformers==4.43.3
-torch==2.3.1
-accelerate==0.33.0
-peft==0.11.1
+torch==2.8.0
+numpy==2.0.2
+datasets==4.0.0
+transformers==4.55.4
+peft==0.17.1
+scikit-learn==1.6.1
 sentence-transformers==3.0.1
 python-dotenv==1.0.1
+huggingface_hub==0.34.4  # 필요시만 추가