Update metadata: Add library_name to Transformers (#4)

- Update metadata: Add library_name to Transformers (ac16f83c23442eaa766675d832eef3989babf02d)


Co-authored-by: Tiezhen WANG <xianbao@users.noreply.huggingface.co>

README.md

@@ -1,5 +1,6 @@
 ---
 pipeline_tag: visual-question-answering
+library_name: transformers
 ---
 
 ## MiniCPM-V 2.6 int4