build: produce metadata bundles for @angular modules (#14509)

Closes #14509

modules/@angular/common/src/common.ts

@@ -13,7 +13,7 @@
  */
 export * from './location/index';
 export {NgLocaleLocalization, NgLocalization} from './localization';
-export {CommonModule} from './common_module';
+export {CommonModule, DeprecatedCommonModule} from './common_module';
 export {NgClass, NgFor, NgForOf, NgIf, NgPlural, NgPluralCase, NgStyle, NgSwitch, NgSwitchCase, NgSwitchDefault, NgTemplateOutlet, NgComponentOutlet} from './directives/index';
 export {AsyncPipe, DatePipe, I18nPluralPipe, I18nSelectPipe, JsonPipe, LowerCasePipe, CurrencyPipe, DecimalPipe, PercentPipe, SlicePipe, UpperCasePipe, TitleCasePipe} from './pipes/index';
 export {VERSION} from './version';

modules/@angular/common/src/common_module.ts

@@ -32,7 +32,9 @@ export class CommonModule {
 
 /**
  * A module to contain deprecated directives.
+ *
+ * @deprecated
  */
 @NgModule({declarations: [COMMON_DEPRECATED_DIRECTIVES], exports: [COMMON_DEPRECATED_DIRECTIVES]})
-export class CommonDeprecatedModule {
+export class DeprecatedCommonModule {
 }