feat(compiler-cli): add param to set MissingTranslationStrategy on ngc (#15987)

This commit adds a new parameter to ngc named `missingTranslation`  to set the MissingTranslationStrategy for AoT, it takes the value `error`, `warning` or `ignore`.

Fixes #15808

PR Close #15987

packages/compiler/src/aot/compiler_options.ts

@@ -6,10 +6,13 @@
  * found in the LICENSE file at https://angular.io/license
  */
 
+import {MissingTranslationStrategy} from '@angular/core';
+
 export interface AotCompilerOptions {
   locale?: string;
   i18nFormat?: string;
   translations?: string;
+  missingTranslation?: MissingTranslationStrategy;
   enableLegacyTemplate?: boolean;
   /** preamble for all generated source files */
   genFilePreamble?: string;