Adding the correct task tag! (#2)

- Adding the correct task tag! (40bcd68db463b282261d55394400d832541907d1)


Co-authored-by: Vaibhav Srivastav <reach-vb@users.noreply.huggingface.co>

README.md

@@ -1,5 +1,6 @@
 ---
 license: apache-2.0
+pipeline_tag: audio-text-to-text
 ---
 
 # 1. Step-Audio-Chat