change to cpu

utils.py

@@ -82,7 +82,7 @@ def detect_language(prompt, xtts_supported_languages=None):
 
     return language
     
-def get_voice_streaming(self,prompt, language, chatbot_voice, xtts_model, suffix="0"):
+def get_voice_streaming(prompt, language, chatbot_voice, xtts_model, suffix="0"):
 
     speaker = {
             "speaker_embedding": xtts_model.speaker_manager.speakers["Claribel Dervla"][