add visibility (false) for parent (gr.Group); possible breaking change as no trigger to make visibility true again

app.py

@@ -165,7 +165,7 @@ with gr.Blocks(css=css) as demo:
             with gr.Row():
                 question = gr.Textbox(label="Question", scale=9)
                 u = gr.UploadButton("Upload", file_count="single", scale=1)
-                with gr.Group():
+                with gr.Group(visible=False):
                     file_name = gr.Markdown("", visible=False)
                     c = gr.ClearButton([u, file_name], visible=False, scale=1)
                     # d = gr.DownloadButton("Download the file", visible=False, scale=1)