Linux 2023 for EMR custom ami

The following documentation led me to believe that Amazon Linux 2023 could not be used.
https://docs.aws.amazon.com/emr/latest/ManagementGuide/emr-custom-ami.html#emr-custom-ami-considerations

Amazon EMR 5.30.0 and later, and the Amazon EMR 6.x series are based on Amazon Linux 2. For these Amazon EMR versions, you need to use images based on Amazon Linux 2 for custom AMIs. To find a base custom AMI, see Finding a Linux AMI.