message: docs: Change important alert of ngFor
  Update the important alert of ngFor so that it has a unique format with that of ngIf
  PR Close
diff: @@ -153,7 +153,7 @@ It marks that `<li>` element (and its children) as the "repeater template":
  <div class="alert is-important">
  Don't forget the leading asterisk (\*) in `*ngFor`. It is an essential part of the syntax.
  -For more information, see the [Template Syntax](guide/template-syntax#ngFor) page.
  +Read more about `ngFor` and `*` in the [ngFor section](guide/template-syntax#ngfor) of the [Template Syntax](guide/template-syntax) page.
  </div>
  