Fixing Bucket stats in its items.xml

Bucket's items.xml showed wrong stats in DEF, weight and magic attack. Fixed.
[19:46:11] <Cassy> wushin: btw, item_db and items.xml for the Bucket Hat are different (weight, DEF, M.Att.)... if you tell me which of them are correct I'll fix it
[19:47:09] <Cassy> s/are/is/
[19:48:19] <wushin> server-data is