Add register_cable_tier API function (#612)

sfence

2022-11-04 66e20a9231b9fea823f9b683e495c57ef9a4ad41

 technic/machines/MV/battery_box.lua

@@ -5,7 +5,7 @@
   recipe = {
      {'technic:lv_battery_box0', 'technic:lv_battery_box0', 'technic:lv_battery_box0'},
      {'technic:lv_battery_box0', 'technic:mv_transformer',  'technic:lv_battery_box0'},
      {'',                        'technic:mv_cable0',       ''},
      {'',                        'technic:mv_cable',        ''},
   }
})