smb: drop KCM
it is no longer supported in kf6 because it is both a security risk and screwing with authentication attempt counting on the server side.
https://bugzilla.samba.org/show_bug.cgi?id=14326#c3 for context
it is no longer supported in kf6 because it is both a security risk and screwing with authentication attempt counting on the server side.
https://bugzilla.samba.org/show_bug.cgi?id=14326#c3 for context