refactor(ivy): Add newer, smaller NgOnChangesFeature (#28187)

PR Close #28187

packages/core/src/interface/lifecycle_hooks.ts

@@ -5,19 +5,9 @@
  * Use of this source code is governed by an MIT-style license that can be
  * found in the LICENSE file at https://angular.io/license
  */
-import {SimpleChanges, SimpleChange} from './simple_change';
+import {SimpleChanges} from './simple_change';
 
 
-/**
- * Defines an object that associates properties with
- * instances of `SimpleChange`.
- *
- * @see `OnChanges`
- *
- * @publicApi
- */
-export interface SimpleChanges { [propName: string]: SimpleChange; }
-
 /**
  * @description
  * A lifecycle hook that is called when any data-bound property of a directive changes.