sntrup761x25519-sha512
Please add support for sntrup761x25519-sha512.
OpenSSH supports sntrup761x25519-sha512 since version 8.9: https://www.openssh.com/releasenotes.html#8.9
A protocol spec is available: https://datatracker.ietf.org/doc/html/draft-josefsson-ntruprime-ssh-00