Add transformers version to future vllm docs (#5935)

Signed-off-by: Sally Seok <sallyseo@amazon.com>
Co-authored-by: Kevin Wang <65487080+Eren-Jeager123@users.noreply.github.com>

Author: sallyseok

.github/config/autocurrency-tracker.yml

@@ -33,6 +33,7 @@ frameworks:
           key: pytorch
         - name: torchvision
         - name: torchaudio
+        - name: transformers
       system:
         - cuda
         - nccl