Revert "Core/Misc: Replace time(NULL) with GameTime::GetGameTime()"

This reverts commit 5fe3a1f7f9.

src/server/game/Handlers/QueryHandler.cpp

@@ -21,7 +21,6 @@
 #include "Common.h"
 #include "DatabaseEnv.h"
 #include "DBCStores.h"
-#include "GameTime.h"
 #include "Log.h"
 #include "MapManager.h"
 #include "NPCHandler.h"
@@ -84,8 +83,8 @@ void WorldSession::HandleQueryTimeOpcode(WorldPacket & /*recvData*/)
 void WorldSession::SendQueryTimeResponse()
 {
     WorldPacket data(SMSG_QUERY_TIME_RESPONSE, 4+4);
-    data << uint32(GameTime::GetGameTime());
-    data << uint32(sWorld->GetNextDailyQuestsResetTime() - GameTime::GetGameTime());
+    data << uint32(time(nullptr));
+    data << uint32(sWorld->GetNextDailyQuestsResetTime() - time(nullptr));
     SendPacket(&data);
 }