message: docs(never): fix a typo
diff: @@ -17,7 +17,7 @@ export class NeverObservable<T> extends Observable<T> {
  *
  * This static operator is useful for creating a simple Observable that emits
  * neither values nor errors nor the completion notification. It can be used
  - * for testing purposes or for composing with other Observables. Please not
  + * for testing purposes or for composing with other Observables. Please note
  * that by never emitting a complete notification, this Observable keeps the
  * subscription from being disposed automatically. Subscriptions need to be
  * manually disposed.
  