Remove a bit of duplication to create TS-constants

Co-authored-by: Janne Savolainen <janne.savolainen@live.fi>

Signed-off-by: Iku-turso <mikko.aspiala@gmail.com>

src/features/application-menu/main/application-menu-item-composite.injectable.ts

@@ -31,9 +31,9 @@ const applicationMenuItemCompositeInjectable = getInjectable({
         [
           {
             parentId: undefined,
-            id: "root" as const,
+            id: "root",
-            kind: "root" as const,
+            kind: "root",
-          },
+          } as const,
 
           ...items,
         ],