Update README.md

<audio controls src="https://cdn-uploads.huggingface.co/production/uploads/6608a1888d305a46e3474650/7uFuYxJUJ0tLpjMBqHEdO.mpga"></audio>

README.md

@@ -1,3 +1,8 @@
 ---
 license: unlicense
----
+datasets:
+- HuggingFaceM4/WebSight
+metrics:
+- character
+pipeline_tag: audio-to-audio
+---