Update README card

README.md

@@ -100,7 +100,7 @@ embeddings = model.forward(input_ids).pooler_output
 print(embeddings)
 ```
 
-And with `haystack` (using `transformers-3.3.1`), we use it as a retriever (**note that we reference it from a local path**):
+And with `haystack`, we use it as a retriever:
 ```
 retriever = DensePassageRetriever(
     document_store=document_store,