message: chore: fix docs generation script
  Remove unnecessary colon that caused docs script to fail.
diff: @@ -59,7 +59,7 @@ import { createOperatorSubscriber } from './OperatorSubscriber';
  * user can `complete` or `error`, aborting the retry.
  * @return A function that returns an Observable that mirrors the source
  * Observable with the exception of an `error`.
  - * @deprecated: Will be removed in v9 or v10, use {@link retry}'s `delay` option instead.
  + * @deprecated Will be removed in v9 or v10, use {@link retry}'s `delay` option instead.
  */
  export function retryWhen<T>(notifier: (errors: Observable<any>) => Observable<any>): MonoTypeOperatorFunction<T> {
  return operate((source, subscriber) => {
  