Remove mod load time logging code

Minetest shows the loading time if it is executed with --info, so I don't like the logging code anymore.

init.lua

@@ -1,6 +1,3 @@
-local load_time_start = minetest.get_us_time()
-
-
 local player_items = {}
 local function find_item(name, pname)
 	if minetest.registered_items[name] then
@@ -113,12 +110,3 @@ function minetest.chatcommands.giveme.func(name, param)
 	end
 	return oldfunc(name, items..rest)
 end
-
-
-local time = (minetest.get_us_time() - load_time_start) / 1000000
-local msg = "[giveme_completion] loaded after ca. " .. time .. " seconds."
-if time > 0.01 then
-	print(msg)
-else
-	minetest.log("info", msg)
-end