remove unused local var

income.lua

@@ -34,7 +34,6 @@ function emeraldbank.income(dtime)
       timer = 0
       for _, player in ipairs(core.get_connected_players()) do
 	 if not player or player.is_fake_player then return end
-	 local name = player:get_player_name()
 	 emeraldbank.add_emeralds(player, income_count)
       end
    end