git: 0320e0d5bb9f..1a79b20663ca - vendor/krb5 - vendor branch updated

[Cy Schubert]

The branch vendor/krb5 has been updated by cy:

URL: https://cgit.FreeBSD.org/src/log/?id=0320e0d5bb9f..1a79b20663ca

1a79b20663ca krb5: Import MIT 1.21.2