Core/Scripts: Fix uninitialized variable in boss_akilzon

src/server/scripts/EasternKingdoms/ZulAman/boss_akilzon.cpp

@@ -116,8 +116,7 @@ class boss_akilzon : public CreatureScript
                 CloudGUID = 0;
                 CycloneGUID = 0;
                 DespawnSummons();
-                for (uint8 i = 0; i < 8; ++i)
-                    BirdGUIDs[i] = 0;
+                memset(BirdGUIDs, 0, sizeof(BirdGUIDs));
 
                 StormCount = 0;
                 StormSequenceTimer = 0;