s4-kdc: Adapt to move from HDB auditing to KDC auditing constants

s4-kdc: Adapt to move from HDB auditing to KDC auditing constants

This is to adapt to:

    commit 6530021f09a5cab631be19a1b5898a0ba6b32f16
    Author: Luke Howard <lukeh@padl.com>
    Date:   Thu Jan 13 14:37:29 2022 +1100

        kdc: move auth event definitions into KDC header

        Move KDC auth event macro definitions out of hdb.h and into a new KDC header,
        kdc-audit.h.

NOTE: THIS COMMIT WON'T COMPILE/WORK ON ITS OWN!

BUG: https://bugzilla.samba.org/show_bug.cgi?id=14995

Signed-off-by: Andrew Bartlett <abartlet@samba.org>
Reviewed-by: Joseph Sutton <josephsutton@catalyst.net.nz>