docs: public Waiter<DescribeSubnetsRequest> subnetAvailable() {
  
          return new WaiterBuilder<DescribeSubnetsRequest, DescribeSubnetsResult>().withSdkFunction(new DescribeSubnetsFunction(client))
                  .withAcceptors(new SubnetAvailable.IsAvailableMatcher())
                  .withDefaultPollingStrategy(new PollingStrategy(new MaxAttemptsRetryStrategy(40), new FixedDelayStrategy(15)))
                  .withExecutorService(executorService).build();
      }