DB/Spell: Arm Dead Damage Kologarn

Closes #24577

(cherry picked from commit 9170567218)

src/server/scripts/Northrend/Ulduar/Ulduar/boss_kologarn.cpp

@@ -35,7 +35,6 @@ EndScriptData */
 
 enum Spells
 {
-    SPELL_ARM_DEAD_DAMAGE               = 63629,
     SPELL_TWO_ARM_SMASH                 = 63356,
     SPELL_ONE_ARM_SMASH                 = 63573,
     SPELL_ARM_SWEEP                     = 63766,
@@ -62,6 +61,8 @@ enum Spells
     SPELL_BERSERK                       = 47008  // guess
 };
 
+#define SPELL_ARM_DEAD_DAMAGE RAID_MODE<uint32>(63629,63979)
+
 enum NPCs
 {
     NPC_RUBBLE_STALKER                  = 33809,