refactor(samples): fix lint errors

Author: adrianptrv

src/app/lists/lists-routes-data.ts

@@ -28,5 +28,5 @@ export const listsRoutesData = {
     // eslint-disable-next-line quote-props
     'tree-basic-sample': { displayName: 'Tree Basic Sample', parentName: 'Tree' },
     'tree-advanced-sample': { displayName: 'Tree Advanced Sample', parentName: 'Tree' },
-    'tree-styling': { displayName: 'Tree Styling', parentName: 'Tree' },
+    'tree-styling': { displayName: 'Tree Styling', parentName: 'Tree' }
 };

src/app/lists/lists.routes.ts

@@ -163,5 +163,5 @@ export const ListsRoutes: Routes = [
         component: TreeStylingComponent,
         data: listsRoutesData['tree-styling'],
         path: 'tree-styling'
-    },
+    }
 ];