asCaCertificatesBundleS3Location
Casts this CaCertificatesBundleSource as a CaCertificatesBundleS3Location and retrieves its aws.sdk.kotlin.services.cloudfront.model.CaCertificatesBundleS3Location value. Throws an exception if the CaCertificatesBundleSource is not a CaCertificatesBundleS3Location.