message: docs: minor wording change in code example comment
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diff: @@ -61,7 +61,7 @@ export class Routable1Component implements OnInit {
  navStart: Observable<NavigationStart>;
  constructor(private router: Router) {
  - // Create a new Observable the publishes only the NavigationStart event
  + // Create a new Observable that publishes only the NavigationStart event
  this.navStart = router.events.pipe(
  filter(evt => evt instanceof NavigationStart)
  ) as Observable<NavigationStart>;
  