A few database fixes.
- Removed all 'Loc' fields from Armor Enchantments (4700-4938), since they cannot be used directly by players.
- Fixed some item view IDs. (bugreport:8676)
http://rathena.org/board/tracker/issue-8676-itemid-5770-view-error/
- Fixed item bonus typos. (bugreport:8677, blame:c7e020a)
http://rathena.org/board/tracker/issue-8677-bonus-syntax-error/

Signed-off-by: Euphy <euphy.raliel@rathena.org>