fix(Core/Spells) T9 2p Hunter bonus vs Mortal Shots. (#9246)

Fixed getting bonus damage from critical strikes for melee/ranged DoT spells.
Fixes #8859

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

@@ -11659,12 +11659,9 @@ uint32 Unit::SpellCriticalDamageBonus(Unit const* caster, SpellInfo const* spell
 
         crit_bonus -= damage;
 
-        if (damage > uint32(crit_bonus))
-        {
         // adds additional damage to critBonus (from talents)
         if (Player* modOwner = caster->GetSpellModOwner())
             modOwner->ApplySpellMod(spellProto->Id, SPELLMOD_CRIT_DAMAGE_BONUS, crit_bonus);
-        }
 
         crit_bonus += damage;
     }

src/server/game/Spells/SpellMgr.cpp

@@ -7482,6 +7482,21 @@ void SpellMgr::LoadDbcDataCorrections()
         spellInfo->RangeIndex = 3; // 20y
     });
 
+    // Mortal Shots
+    ApplySpellFix({ 19485, 19487, 19488, 19489, 19490 }, [](SpellEntry* spellInfo)
+    {
+        spellInfo->EffectSpellClassMask[EFFECT_0][EFFECT_0] |= 0x00004000;
+        spellInfo->Effect[EFFECT_1] = 0;
+    });
+
+    // Item - Death Knight T9 Melee 4P Bonus
+    // Item - Hunter T9 2P Bonus
+    // Item - Paladin T9 Retribution 2P Bonus (Righteous Vengeance)
+    ApplySpellFix({ 67118, 67150, 67188 }, [](SpellEntry* spellInfo)
+    {
+        spellInfo->Effect[EFFECT_1] = 0;
+    });
+
     for (uint32 i = 0; i < sSpellStore.GetNumRows(); ++i)
     {
         SpellEntry* spellInfo = (SpellEntry*)sSpellStore.LookupEntry(i);