Scripts/LCT: Siamat will now properly despawn his minions upon death

src/server/scripts/Kalimdor/LostCityOfTheTolvir/boss_siamat.cpp

@@ -146,6 +146,7 @@ struct boss_siamat : public BossAI
     void JustDied(Unit* /*killer*/) override
     {
         Talk(SAY_DEATH);
+        summons.DespawnAll();
         DespawnServants();
         instance->SendEncounterUnit(ENCOUNTER_FRAME_DISENGAGE, me);
         _JustDied();