Core/Units: ensure that we use valid iterators when providing spell Ids in Unit::RemoveAppliedAuras and Unit::RemoveOwnedAuras

src/server/game/Entities/Unit/Unit.cpp

@@ -3502,6 +3502,7 @@ void Unit::RemoveAppliedAuras(uint32 spellId, std::function<bool(AuraApplication
         if (check(iter->second))
         {
             RemoveAura(iter, removeMode);
+            iter = m_appliedAuras.lower_bound(spellId);
             continue;
         }
         ++iter;
@@ -3515,6 +3516,7 @@ void Unit::RemoveOwnedAuras(uint32 spellId, std::function<bool(Aura const*)> con
         if (check(iter->second))
         {
             RemoveOwnedAura(iter, removeMode);
+            iter = m_ownedAuras.lower_bound(spellId);
             continue;
         }
         ++iter;