Update src/fairseq2/models/hg/adapter.py

Co-authored-by: Alexander Erben <aerben@meta.com>

Author: rsyue

src/fairseq2/models/hg/adapter.py

@@ -240,7 +240,7 @@ def forward(  # type: ignore[override]
             else:
                 return loss
         else:
-            # Inference mode - just get logits
+            # Inference mode returns logits only
             outputs = self._hf_model(**hf_kwargs)
             return cast(Tensor, outputs.logits)