Core/Spell: fix some spells that shouldn't allow stealth or invisibility

- Touch of Zanzil
- Glowing Blood
- Lambent Blood
- Vibrant Blood
- Black Blood
- Perpetual Instability

(cherry picked from commit b58a364192)

src/server/game/Spells/SpellInfo.cpp

@@ -2422,6 +2422,13 @@ void SpellInfo::_LoadAuraState()
             case 71465: // Divine Surge
             case 50241: // Evasive Charges
                 return AURA_STATE_UNKNOWN22;
+            case 9991:  // Touch of Zanzil
+            case 35325: // Glowing Blood
+            case 35328: // Lambent Blood
+            case 35329: // Vibrant Blood
+            case 35331: // Black Blood
+            case 49163: // Perpetual Instability
+                return AURA_STATE_FAERIE_FIRE;
             default:
                 break;
         }