Core/Spells: Fix spellmod restore on failed cast for auras that have multiple mods for different spells (by lost-illusion)

src/server/game/Entities/Player/Player.cpp

@@ -20065,9 +20065,13 @@ void Player::RestoreSpellMods(Spell* spell, uint32 ownerAuraId, Aura* aura)
                 continue;
 
             // check if mod affected this spell
+            // first, check if the mod aura applied at least one spellmod to this spell
             Spell::UsedSpellMods::iterator iterMod = spell->m_appliedMods.find(mod->ownerAura);
             if (iterMod == spell->m_appliedMods.end())
                 continue;
+            // secondly, check if the current mod is one of the spellmods applied by the mod aura
+            if (!(mod->mask & spell->m_spellInfo->SpellFamilyFlags))
+                continue;
 
             // remove from list
             spell->m_appliedMods.erase(iterMod);