tnt: do not check for tnt enabled for serving recipe

mods/tnt/init.lua

@@ -492,15 +492,14 @@ minetest.register_craft({
 	recipe = {"default:coal_lump", "default:gravel"}
 })
 
-if enable_tnt then
-	minetest.register_craft({
-		output = "tnt:tnt",
-		recipe = {
-			{"",           "group:wood",    ""},
-			{"group:wood", "tnt:gunpowder", "group:wood"},
-			{"",           "group:wood",    ""}
-		}
-	})
+minetest.register_craft({
+    output = "tnt:tnt",
+    recipe = {
+        {"",           "group:wood",    ""},
+        {"group:wood", "tnt:gunpowder", "group:wood"},
+        {"",           "group:wood",    ""}
+    }
+})
 
 	minetest.register_abm({
 		label = "TNT ignition",
@@ -510,7 +509,6 @@ if enable_tnt then
 		chance = 1,
 		action = tnt.burn,
 	})
-end
 
 function tnt.register_tnt(def)
 	local name