ntsync: Set the permissions to be 0666

This allows ntsync to be usuable by non-root processes out of the box

Signed-off-by: Mike Lothian <mike@fireburn.co.uk>
Reviewed-by: Elizabeth Figura <zfigura@codeweavers.com>
Link: https://lore.kernel.org/r/20250214122759.2629-2-mike@fireburn.co.uk


Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>