Whitespace damage fixes.

This is cleaned up by `cleanfile` (from the linux kernel tree
tool set).

building_blocks/init.lua

@@ -588,14 +588,14 @@ minetest.register_craft({
 	}
 })
 
-if not minetest.get_modpath("technic") then 
+if not minetest.get_modpath("technic") then
 	minetest.register_node( ":technic:granite", {
 		    description = "Granite",
 		    tiles = { "technic_granite.png" },
 		    is_ground_content = true,
 		    groups = {cracky=1},
 		    sounds = default.node_sound_stone_defaults(),
-	}) 
+	})
 
 	minetest.register_craft({
 		output = "technic:granite 9",