Add pipeline tag (#1)

- Add pipeline tag (6b5f36c62ebab2a8b3d945a0ef22ac7c97acc2f8)


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

README.md

@@ -1,3 +1,7 @@
+---
+pipeline_tag: unconditional-image-generation
+---
+
 # Parallelized Autoregressive Visual Generation