add changeDetection: ChangeDetectionStrategy.Eager to demos

Author: GoodDayForSurf

apps/demos/Demos/Scheduler/DragAndDrop/Angular/app/app.component.ts

@@ -1,4 +1,4 @@
-import { Component, enableProdMode, provideZoneChangeDetection } from '@angular/core';
+import { ChangeDetectionStrategy, Component, enableProdMode, provideZoneChangeDetection } from '@angular/core';
 import { bootstrapApplication } from '@angular/platform-browser';
 import { DxSchedulerModule, DxDraggableModule, DxScrollViewModule } from 'devextreme-angular';
 import { DxSchedulerTypes } from 'devextreme-angular/ui/scheduler';
@@ -16,6 +16,7 @@ if (window && window.config?.packageConfigPaths) {
 }
 
 @Component({
+  changeDetection: ChangeDetectionStrategy.Eager,
   selector: 'demo-app',
   templateUrl: `.${modulePrefix}/app.component.html`,
   styleUrls: [`.${modulePrefix}/app.component.css`],