Update app.py

app.py

@@ -472,7 +472,7 @@ with gr.Blocks(title="ChatGLM2-6B-int4", theme=gr.themes.Soft(text_size="sm")) a
     # """
 
     gr.Markdown("### <center>❗ Please do not generate content that could infringe upon the rights or cause harm to individuals or organizations.</center>")
-    gr.Markdown("<center>💡 - How to use this app：After sending your questions to ChatGLM2, click "Chat now", "Generate using Edge-TTS", and "Generate using FreeVC" in turn.</center>")
+    gr.Markdown("<center>💡 - How to use this app：After sending your questions to ChatGLM2, click “Chat now”, “Generate using Edge-TTS”, and “Generate using FreeVC” in turn.</center>")
     gr.HTML('''
         <div class="footer">
                     <p>🌊🏞️🎶 - Powered by talktalkai