message: docs: fix typo PageNotFoundCompponent
  closes:
  PR Close
diff: @@ -1304,7 +1304,7 @@ Create an `AppRouting` module in the `/app` folder to contain the routing config
  ng generate module app-routing --module app --flat
  </code-example>
  -Import the `CrisisListComponent`, `HeroListComponent`, and `PageNotFoundCompponent` symbols
  +Import the `CrisisListComponent`, `HeroListComponent`, and `PageNotFoundComponent` symbols
  just like you did in the `app.module.ts`. Then move the `Router` imports
  and routing configuration, including `RouterModule.forRoot`, into this routing module.
  