chore(DB): import pending files

Referenced commit(s): d8c0b25325

data/sql/updates/db_world/2025_09_12_03.sql

@@ -0,0 +1,5 @@
+-- DB update 2025_09_12_02 -> 2025_09_12_03
+DELETE FROM `spelldifficulty_dbc` WHERE `ID` IN (53472, 53509);
+INSERT INTO `spelldifficulty_dbc` (`ID`, `DifficultySpellID_1`, `DifficultySpellID_2`) VALUES
+(53509, 53509, 59432),
+(53472, 53472, 59433);