Cleanup duplicate call (#522)

Luke aka SwissalpS

2019-12-25 76a39e71b9f81531e14efd7ec1b0accfefa0fa66

 technic/machines/register/centrifuge_recipes.lua

@@ -10,14 +10,12 @@
   technic.register_recipe("separating", data)
end

local rubber_tree_planks = minetest.get_modpath("moretrees") and "moretrees:rubber_tree_planks" or "default:wood"

local recipes = {
   { "technic:bronze_dust 4",             "technic:copper_dust 3",       "technic:tin_dust"      },
   { "technic:stainless_steel_dust 4",    "technic:wrought_iron_dust 3", "technic:chromium_dust" },
   { "technic:brass_dust 3",              "technic:copper_dust 2",       "technic:zinc_dust"     },
   { "moretrees:rubber_tree_trunk_empty", rubber_tree_planks.." 4",      "technic:raw_latex"     },
   { "moretrees:rubber_tree_trunk",       rubber_tree_planks.." 4",      "technic:raw_latex"     },
   { "technic:chernobylite_dust",         "default:sand",                "technic:uranium3_dust" },
   { "default:dirt 4",                    "default:sand",                "default:gravel",       "default:clay_lump 2"     },
}

local function uranium_dust(p)
@@ -38,5 +36,5 @@
end

for _, data in pairs(recipes) do
   technic.register_separating_recipe({ input = { data[1] }, output = { data[2], data[3] } })
   technic.register_separating_recipe({ input = { data[1] }, output = { data[2], data[3], data[4] } })
end