Fixed problems with update to jakarta

todolist/restserver/src/main/resources/todolist/restserver/default-todomodel.json

-{
-    "lists": [
-        {
-            "name": "todo1",
-            "items": [
-            ]
-        },
-        {
-            "name": "todo2",
-            "items": [
-            ]
-        }
-    ]
-}
\ No newline at end of file