public static ClientOptions retryingClientOptions() {
        return retryingClientOptions;
    }
Returns the {@link ClientOptions} that has {@link RetryingClient} decorator.
The decorator is created with {@link RetryRule#failsafe()} and {@code maxTotalAttempts} that is set to 3.
eureka/src/main/java/com/linecorp/armeria/internal/common/eureka/EurekaClientUtil.java