Update requirements.txt

requirements.txt

@@ -1,5 +1,5 @@
 transformers==4.41.0
 peft==0.11.1
-torch==2.3.1 -i https://download.pytorch.org/whl/cu121
-torchvision==0.18.1 -i https://download.pytorch.org/whl/cu121
-torchaudio==2.3.1 -i https://download.pytorch.org/whl/cu121
+torch==2.3.1+cuda121
+torchvision==0.18.1+cuda121
+torchaudio==2.3.1+cuda121