Follow up 700d1e9 & misc
* Added newline at end of file
* Removed extra parenthesis. Thank @julia40124009
* Added constantan value, IT_SHADOWGEAR 12
* Corrected some item type, 11 -> 2
* Removed `set` from item_combo_db.txt to direct assignment

Signed-off-by: Cydh Ramdh <house.bad@gmail.com>