Update no_typescript_runtime_dep_spec.js

Add license banner for g3 sync

Author: Keen Yee Liau

packages/schematics/angular/no_typescript_runtime_dep_spec.js

@@ -1,3 +1,11 @@
+/**
+ * @license
+ * Copyright Google Inc. All Rights Reserved.
+ *
+ * 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
+ */
+
 const fs = require('fs');
 const path = require('path');