fix(TS@next): remove unnecessary return statement

src/internal/scheduler/AsyncAction.ts

@@ -79,7 +79,7 @@ export class AsyncAction<T> extends Action<T> {
     }
     // Otherwise, if the action's delay time is different from the current delay,
     // or the action has been rescheduled before it's executed, clear the interval id
-    return clearInterval(id) && undefined || undefined;
+    clearInterval(id);
   }
 
   /**