test(audit operator): execute tests with TestScheduler#run (#5052)
test(audit operator): execute tests with TestScheduler#run (#5052)

* execute audit specs with TestScheduler#run and inner-align marbles

* fix some marble alignment and clean up

benlesh/RxJS,ReactiveX/rxjs,martinsik/rxjs,kwonoj/RxJS,kwonoj/RxJS,kwonoj/RxJS,trxcllnt/RxJS,benlesh/RxJS,martinsik/rxjs,ReactiveX/rxjs,martinsik/rxjs,ReactiveX/RxJS,ReactiveX/rxjs,ReactiveX/RxJS,benlesh/RxJS,ReactiveX/RxJS,ReactiveX/rxjs,ReactiveX/RxJS,kwonoj/RxJS,trxcllnt/RxJS,benlesh/RxJS,trxcllnt/RxJS,trxcllnt/RxJS,martinsik/rxjs