clean up stage 1

src/app/pages/cart/cart.component.html

@@ -1,4 +1,4 @@
-<div [class]="isnovo ? 'cart-container novo' : 'cart-container dexar'">
+<div [class]="isMarketplaceNovo ? 'cart-container novo' : 'cart-container dexar'">
   <div class="cart-header">
     <h1>{{ 'cart.title' | translate }}</h1>
     @if (itemCount() > 0) {

src/app/pages/cart/cart.component.ts

@@ -40,8 +40,8 @@ export class CartComponent implements OnDestroy {
   private i18n = inject(TranslateService);
   private authService = inject(AuthService);
 
-  get isnovo(): boolean {
-    return this.uiRuntime.isNovo();
+  get isMarketplaceNovo(): boolean {
+    return this.uiRuntime.isMarketplaceVariant('novo');
   }
   
   isAuthenticated = this.authService.isAuthenticated;