update little bit generate buttons

app.py

@@ -97,7 +97,7 @@ def sadtalker_demo():
                             batch_size = gr.Slider(label="batch size in generation", step=1, maximum=10, value=1)
                             enhancer = gr.Checkbox(label="GFPGAN as Face enhancer")
                             
-                        submit = gr.Button('Generate', elem_id="sadtalker_generate", variant='primary')
+                submit = gr.Button('Generate', elem_id="sadtalker_generate", variant='primary')
                             
                 with gr.Tabs(elem_id="sadtalker_genearted"):
                     gen_video = gr.Video(label="Generated video", format="mp4")