Update library tag for better download tracking and code snippets!

Hi, I'm Steven from HF! - I opened a small PR to help get clearer and better snippets + library_name

README.md

@@ -11,7 +11,7 @@ tags:
 - text-to-speech
 - audio-generation
 - chat
-- kimi-audio
+library_name: kimi-audio
 ---
 
 # Kimi-Audio