add clear_button to clear inputs audios

app.py

@@ -32,7 +32,8 @@ with gr.Blocks(analytics_enabled=False) as demo:
                 input_audio = gr.Audio(label="Entrada", type="filepath")
             with gr.Row():            
                 output_text = gr.Textbox(label="Saida")
-            with gr.Row():            
+            with gr.Row():
+                clear_button = gr.ClearButton(input_audio, value="Limpiar Audio", elem_id="clear-btn", visible=True)
                 asr_button = gr.Button("Enviar", elem_id="send-btn", visible=True)