add prompt confirmation and update carton

lib/pages/profile/profile_currency_edit.dart

@@ -60,9 +60,7 @@ class _ProfileCurrencyEditState extends State<ProfileCurrencyEdit> {
               color: primaryColor,
             ),
             onPressed: () {
-              showConfirmDialog(context, "back.button_confirm", () {
-                Navigator.of(context).pop();
-              });
+              Navigator.of(context).pop();
             },
           ),
         ),