test(language-service): remove ng-for-cases.ts (#36470)

This commit removes ng-for-cases.ts and moves all test cases to
inline expressions in TEST_TEMPLATE.

PR Close #36470

packages/language-service/test/project/app/main.ts

@@ -10,16 +10,12 @@ import {CommonModule} from '@angular/common';
 import {NgModule} from '@angular/core';
 import {FormsModule} from '@angular/forms';
 import {AppComponent} from './app.component';
-import * as NgForCases from './ng-for-cases';
 import * as ParsingCases from './parsing-cases';
 
 @NgModule({
   imports: [CommonModule, FormsModule],
   declarations: [
     AppComponent,
-    NgForCases.UnknownEven,
-    NgForCases.UnknownPeople,
-    NgForCases.UnknownTrackBy,
     ParsingCases.AsyncForUsingComponent,
     ParsingCases.CaseIncompleteOpen,
     ParsingCases.CaseMissingClosing,

packages/language-service/test/project/app/ng-for-cases.ts

@@ -1,43 +0,0 @@
-/**
- * @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
- */
-
-import {Component} from '@angular/core';
-
-export interface Person {
-  name: string;
-  age: number;
-}
-
-@Component({
-  template: `
-    <div *ngFor="let person of ~{start-people_1}people_1~{end-people_1}">
-      <span>{{person.name}}</span>
-    </div>`,
-})
-export class UnknownPeople {
-}
-
-@Component({
-  template: `
-    <div ~{start-even_1}*ngFor="let person of people; let e = even_1"~{end-even_1}>
-      <span>{{person.name}}</span>
-    </div>`,
-})
-export class UnknownEven {
-  people: Person[] = [];
-}
-
-@Component({
-  template: `
-    <div *ngFor="let person of people; trackBy ~{start-trackBy_1}trackBy_1~{end-trackBy_1}">
-      <span>{{person.name}}</span>
-    </div>`,
-})
-export class UnknownTrackBy {
-  people: Person[] = [];
-}