message: docs: refactor http module import for style guide app.module
  PR Close
diff: import { NgModule } from '@angular/core';
  import { BrowserModule } from '@angular/platform-browser';
  -import { HttpModule } from '@angular/http';
  +import { HttpClientModule } from '@angular/common/http';
  import { InMemoryWebApiModule } from 'angular-in-memory-web-api';
  import { RouterModule } from '@angular/router';
  @@ -44,7 +44,7 @@ import * as s0901 from '../09-01/app/app.module';
  @NgModule({
  imports: [
  BrowserModule,
  - HttpModule,
  + HttpClientModule,
  InMemoryWebApiModule.forRoot(HeroData),
  s0101.AppModule,
  