@Override
    public String getSecret(String key, int version) {
        throw new UnsupportedOperationException("This secret store does not support String lookups.");
    }
List all versions of the given secret, sorted according to
{@link Secret#compareTo(Secret)}. Always retrieves all versions from ASM,
and refreshes the cache for each version.
jdisc-cloud-aws/src/main/java/ai/vespa/secret/aws/AsmSecretReader.java