Fix Gradio queue deprecation

app.py

@@ -540,11 +540,12 @@ def create_interface():
         localize_btn.click(
             fn=localize_video,
             inputs=[video_input, lang_dropdown, api_key_input],
-            outputs=[video_output, orig_text, trans_text]
+            outputs=[video_output, orig_text, trans_text],
+            concurrency_limit=1,
         )
-    
+
     # Use a small queue to avoid overlapping heavy jobs on shared Spaces
-    app.queue(concurrency_count=1, max_size=4)
+    app.queue(max_size=4)
     return app