Update requirements.txt

requirements.txt

@@ -3,8 +3,9 @@
 # Core compute (CUDA 12.x -> cu121 wheels)
 torch==2.3.1+cu121
 
-# HF stack (PAIR THESE VERSIONS)
-transformers==4.44.2        # requires tokenizers >=0.19,<0.20
+# HF stack (stable pair)
+transformers==4.44.2
+tokenizers==0.19.1          # compatible with 4.44.2
 sentencepiece==0.1.99
 huggingface_hub==0.24.6
 accelerate==0.33.0