build: update license headers to reference Google LLC (#37205)

Update the license headers throughout the repository to reference Google LLC
rather than Google Inc, for the required license headers.

PR Close #37205

packages/examples/forms/ts/ngModelGroup/e2e_test/ng_model_group_spec.ts

@@ -1,6 +1,6 @@
 /**
  * @license
- * Copyright Google Inc. All Rights Reserved.
+ * Copyright Google LLC 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

packages/examples/forms/ts/ngModelGroup/module.ts

@@ -1,6 +1,6 @@
 /**
  * @license
- * Copyright Google Inc. All Rights Reserved.
+ * Copyright Google LLC 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

packages/examples/forms/ts/ngModelGroup/ng_model_group_example.ts

@@ -1,6 +1,6 @@
 /**
  * @license
- * Copyright Google Inc. All Rights Reserved.
+ * Copyright Google LLC 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
@@ -16,16 +16,16 @@ import {NgForm} from '@angular/forms';
   template: `
     <form #f="ngForm" (ngSubmit)="onSubmit(f)">
       <p *ngIf="nameCtrl.invalid">Name is invalid.</p>
-    
+
       <div ngModelGroup="name" #nameCtrl="ngModelGroup">
         <input name="first" [ngModel]="name.first" minlength="2">
         <input name="last" [ngModel]="name.last" required>
       </div>
-      
-      <input name="email" ngModel> 
+
+      <input name="email" ngModel>
       <button>Submit</button>
     </form>
-    
+
     <button (click)="setValue()">Set value</button>
   `,
 })