message: docs: fixes `ngOnit` routing variable
  This commit fixes the routing variable in the `ngOnit` life-cyle event from
  `activatedRoute` to `route`.
  Closes
  PR Close
diff: @@ -169,7 +169,7 @@ To get information from a route:
  <code-example header="In the component (excerpt)">
  ngOnInit() {
  - this.activatedRoute.queryParams.subscribe(params => {
  + this.route.queryParams.subscribe(params => {
  this.name = params['name'];
  });
  }
  