Correct pipeline tag (#1)

- Correct pipeline tag (5c5b395f243a74989689b1b0fcabc63e6ab42bb0)


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

README.md

@@ -1,7 +1,7 @@
 ---
+pipeline_tag: text-to-image
 license: apache-2.0
 tags:
-- Text-to-Image
 - Non-Autoregressive
 ---