fix(deps): peft 0.18.0 -> 0.13.2 to match transformers 4.51.3

space/training/requirements.txt

@@ -6,7 +6,7 @@ torchvision==0.21.0
 torchaudio==2.6.0
 transformers==4.51.3
 trl==0.18.2
-peft==0.18.0
+peft==0.13.2
 accelerate==1.5.0
 datasets==3.4.1
 matplotlib>=3.8.0