docs: public ServiceFuture<AppServiceCertificateResourceInner> createOrUpdateCertificateAsync(String resourceGroupName, String certificateOrderName, String name, AppServiceCertificateResourceInner keyVaultCertificate, final ServiceCallback<AppServiceCertificateResourceInner> serviceCallback) {
          return ServiceFuture.fromResponse(createOrUpdateCertificateWithServiceResponseAsync(resourceGroupName, certificateOrderName, name, keyVaultCertificate), serviceCallback);
      }