fix(Scripts/MoltenCore): Move Majordomo Executus gossip to database (#25309)

Co-authored-by: Claude Opus 4.6 <noreply@anthropic.com>

data/sql/updates/pending_db_world/rev_majordomo_gossip_to_db.sql

@@ -0,0 +1,9 @@
+-- Move Majordomo Executus Ragnaros summoning gossip chain to database
+-- Previously handled entirely in C++ script (sGossipHello/sGossipSelect)
+
+-- Add gossip_menu entries (MenuID -> TextID) for the gossip chain
+DELETE FROM `gossip_menu` WHERE `MenuID` IN (4093, 4108, 4109);
+INSERT INTO `gossip_menu` (`MenuID`, `TextID`) VALUES
+(4093, 4995),
+(4109, 5011),
+(4108, 5012);