add `inference: false` tag

Since TTS isn't a supported pipeline within transformers, we'll turn inference off for now. As soon as the PR for TTS pipeline is merged we'll set it back to True.

README.md

@@ -22,6 +22,7 @@ tags:
 - audio
 - text-to-speech
 pipeline_tag: text-to-speech
+inference: false
 ---
 
 # Bark