CVE-2022-37966 param: let "kdc default domain supportedenctypes = 0" mean the default

CVE-2022-37966 param: let "kdc default domain supportedenctypes = 0" mean the default

In order to allow better upgrades we need the default value for smb.conf to the
same even if the effective default value of the software changes in future.

BUG: https://bugzilla.samba.org/show_bug.cgi?id=15237

Signed-off-by: Stefan Metzmacher <metze@samba.org>
Reviewed-by: Joseph Sutton <josephsutton@catalyst.net.nz>
Reviewed-by: Andrew Bartlett <abartlet@samba.org>
(cherry picked from commit fa64f8fa8d92167ed15d1109af65bbb4daab4bad)

[jsutton@samba.org Fixed conflicts]