increase default cucumber crop to 2

cucumber.lua

@@ -48,7 +48,7 @@ crop_def.tiles = {"farming_cucumber_4.png"}
 crop_def.groups.growing = 0
 crop_def.drop = {
 	items = {
-		{items = {'farming:cucumber'}, rarity = 1},
+		{items = {'farming:cucumber 2'}, rarity = 1},
 		{items = {'farming:cucumber 2'}, rarity = 2},
 	}
 }