update label

src/app/appmarket/appinstance/appinstance/appinstance.component.html

@@ -141,7 +141,7 @@
                             </li>
                             <li>
                                 <a role="button" (click)="this.openVersionUpdateModal()">
-                                    {{'APP_INSTANCE.MANUAL_UPDATE.HEADER' | translate}}
+                                    {{'APP_INSTANCES.MANUAL_UPDATE.HEADER' | translate}}
                                 </a>
                             </li>
                             <li *ngIf="appInstance.autoUpgradesEnabled">