add mp3 support

app.py

@@ -23,7 +23,7 @@ def transcribe(audio_file, lang_id: str):
 
 if __name__ == "__main__":
     transcriber = Transcribe()
-    inputs = [gr.File(), gr.Dropdown(choices=["amh", "orm", "som"], value=["amh"])]
+    inputs = [gr.File(), gr.Dropdown(choices=["amh", "orm", "som"])]
     outputs = [
         gr.Textbox(label="Transcript"),
         gr.Audio(label="Audio", type="filepath"),