chore: update public api

- `precompile` -> `entryComponents`
- introduce `ModuleWithProviders`
- introduce `@NgModule.schema`
- update to bootstrap

Closes #10268

tools/public_api_guard/platform-browser/testing.d.ts

@@ -2,9 +2,12 @@
 export declare class BrowserTestingModule {
 }
 
-/** @experimental */
+/** @deprecated */
 export declare const browserTestingPlatform: (extraProviders?: any[]) => PlatformRef;
 
+/** @experimental */
+export declare const platformBrowserTesting: (extraProviders?: any[]) => PlatformRef;
+
 /** @deprecated */
 export declare const TEST_BROWSER_APPLICATION_PROVIDERS: Array<any>;