Add pipeline tag (#1)

- Add pipeline tag (35ece074cb875207ad88d1c074d03707ab24fee8)


Co-authored-by: Niels Rogge <nielsr@users.noreply.huggingface.co>

README.md

@@ -1,5 +1,6 @@
 ---
 library_name: transformers
+pipeline_tag: image-text-to-text
 tags: []
 ---