feat(angular): Expose Ionic Animations via the AnimationController (#19745)

* Add animation controller for angular

* remove empty constructor

* sync with master

angular/src/index.ts

@@ -30,6 +30,7 @@ export { ToastController } from './providers/toast-controller';
 export { NavController } from './providers/nav-controller';
 export { DomController } from './providers/dom-controller';
 export { Config } from './providers/config';
+export { AnimationController } from './providers/animation-controller';
 
 // ROUTER STRATEGY
 export { IonicRouteStrategy } from './util/ionic-router-reuse-strategy';

angular/src/providers/animation-controller.ts

@@ -0,0 +1,14 @@
+import { Injectable } from '@angular/core';
+import { Animation, createAnimation } from '@ionic/core';
+
+@Injectable({
+  providedIn: 'root',
+})
+export class AnimationController {
+  /**
+   * Create a new animation
+   */
+  create(animationId?: string): Animation {
+    return createAnimation(animationId);
+  }
+}