message: docs(aio): fix old jade on DI
diff: @@ -1191,10 +1191,9 @@ it supports typing of the configuration object within the class.
  -Aternatively, you can provide and inject the configuration object in an ngModule like `AppModule`.
  -
  -+makeExcerpt('src/app/app.module.ts','ngmodule-providers')
  +Alternatively, you can provide and inject the configuration object in an ngModule like `AppModule`.
  +<code-example path="dependency-injection/src/app/app.module.ts" region="ngmodule-providers" title="src/app/app.module.ts (ngmodule-providers)"></code-example>
  <div id='optional'>
  