waitUntilCustomerGatewayAvailable
suspend fun Ec2Client.waitUntilCustomerGatewayAvailable(request: DescribeCustomerGatewaysRequest = DescribeCustomerGatewaysRequest { }): Outcome<DescribeCustomerGatewaysResponse>
suspend fun Ec2Client.waitUntilCustomerGatewayAvailable(block: DescribeCustomerGatewaysRequest.Builder.() -> Unit): Outcome<DescribeCustomerGatewaysResponse>