Core/Spells: merged damage calculation spell mod order fix for weapon damage

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

@@ -7933,11 +7933,6 @@ uint32 Unit::MeleeDamageBonusDone(Unit* victim, uint32 pdamage, WeaponAttackType
 
     float tmpDamage = float(int32(pdamage) + DoneFlatBenefit) * DoneTotalMod;
 
-    // apply spellmod to Done damage
-    if (spellProto)
-        if (Player* modOwner = GetSpellModOwner())
-            modOwner->ApplySpellMod(spellProto->Id, SPELLMOD_DAMAGE, tmpDamage);
-
     // bonus result can be negative
     return uint32(std::max(tmpDamage, 0.0f));
 }