Add `transformers` as library_name

This update will explicitly tag this model as a `transformers` model, which will automatically add code snippets and deploy buttons on the model page. It will also help referencing the model on the platform.

README.md

@@ -11,6 +11,7 @@ tags:
   - olmo
   - molmo
   - pixmo
+library_name: transformers
 ---
 
 <img src="molmo_logo.png" alt="Logo for the Molmo Project" style="width: auto; height: 50px;">