Add missing terminating entry to peaq_dmi_table.

Fixes: 3b952061 ("platform/x86: peaq-wmi: Add DMI check before ...")
Cc: stable@vger.kernel.org
Reported-by: NFengguang Wu <fengguang.wu@intel.com>
Signed-off-by: NHans de Goede <hdegoede@redhat.com>
Signed-off-by: NAndy Shevchenko <andriy.shevchenko@linux.intel.com>