fix(Core/Spells): Everlasting Affliction should be considered as shad… (#11678)

…ow spell.

src/server/game/Spells/SpellInfoCorrections.cpp

@@ -4257,6 +4257,12 @@ void SpellMgr::LoadSpellInfoCorrections()
         spellInfo->AttributesEx3 |= SPELL_ATTR3_SUPRESS_TARGET_PROCS;
     });
 
+    // Everlasting Affliction
+    ApplySpellFix({ 47422 }, [](SpellInfo* spellInfo)
+    {
+        spellInfo->SchoolMask = SPELL_SCHOOL_MASK_SHADOW;
+    });
+
     // Flametongue Weapon (Passive) (Rank 6)
     ApplySpellFix({ 16312 }, [](SpellInfo* spellInfo)
     {