remove swiftness from egapps

The minetest world is already so small that you can reach world
border from spawn in about 2 hours. I think the regen and fire
resistance are  good enough to make them special.

mods/ITEMS/mcl_core/craftitems.lua

@@ -165,7 +165,7 @@ local function eat_gapple(itemstack, placer, pointed_thing)
 		mcl_potions.fire_resistance_func(placer, 1, 300)
 		mcl_potions.leaping_func(placer, 1, 300)
 	end
-	mcl_potions.swiftness_func(placer, absorbtion_factor, 120)		-- TODO: Absorbtion
+	-- TODO: Absorbtion
 	mcl_potions.regeneration_func(placer, 2, regen_duration)
 	return gapple_hunger_restore(itemstack, placer, pointed_thing)
 end