fix error in applying host port to gradio

app.py

@@ -518,7 +518,7 @@ if __name__ == "__main__":
     args = parser.parse_args()
 
     launch_kwargs = {}
-    launch_kwargs['server_name'] = args.listen
+    launch_kwargs['listen'] = args.listen
 
     if args.username and args.password:
         launch_kwargs['auth'] = (args.username, args.password)
@@ -538,5 +538,6 @@ if __name__ == "__main__":
 
     ui(
         unload_to_cpu = MOVE_TO_CPU,
-        share=args.share        
+        share=args.share,
+        **launch_kwargs,
     )