message: refactor(docs-infra): remove unnecessary cast to `any`
  PR Close
diff: @@ -206,7 +206,7 @@ export class DocViewerComponent implements OnDestroy {
  // setting each style.
  switchMap(() => raf$), tap(() => elem.style[prop] = from),
  switchMap(() => raf$), tap(() => elem.style.transition = `all ${duration}ms ease-in-out`),
  - switchMap(() => raf$), tap(() => (elem.style as any)[prop] = to),
  + switchMap(() => raf$), tap(() => elem.style[prop] = to),
  switchMap(() => timer(getActualDuration(elem))), switchMap(() => this.void$),
  );
  };
  