[fix][8911] Item_Duration displaying (realtimeonly case)

[Wowka321]

Time for items duration not showing (but realy ticking) if item duration < 0 (realtime case).

Fix:

diff --git a/src/game/ItemHandler.cpp b/src/game/ItemHandler.cpp
index 992f946..d4e1d9a 100644
--- a/src/game/ItemHandler.cpp
+++ b/src/game/ItemHandler.cpp
@@ -425,7 +425,7 @@ void WorldSession::HandleItemQuerySingleOpcode( WorldPacket & recv_data )
        data << pProto->GemProperties;
        data << pProto->RequiredDisenchantSkill;
        data << pProto->ArmorDamageModifier;
-        data << pProto->Duration;                           // added in 2.4.2.8209, duration (seconds)
+        data << abs(pProto->Duration);                      // added in 2.4.2.8209, duration (seconds)
        data << pProto->ItemLimitCategory;                  // WotLK, ItemLimitCategory
        data << pProto->HolidayId;                          // Holiday.dbc?
        SendPacket( &data );

[VladimirMangos]

In [8911]. Thank you.