Update app.py

Fix Select renaming to Dropdown

app.py

@@ -9,7 +9,7 @@ def tts_interface(input_text, voice):
 
 iface = gr.Interface(
     fn=tts_interface, 
-    inputs=[gr.inputs.Textbox(lines=5), gr.inputs.Select(choices=[(k, v) for k, v in tts_langs.items()])], 
+    inputs=[gr.inputs.Textbox(lines=5), gr.inputs.Dropdown(choices=[(k, v) for k, v in tts_langs.items()])], 
     outputs=gr.outputs.Audio(type="filepath"), 
     title="Text-to-Speech Converter",
     description="Enter a text and get its spoken version as an MP3 file."