Core/PacketIO: Initialize HasDemonHunterOnRealm field in character enum

src/server/game/Handlers/CharacterHandler.cpp

@@ -298,6 +298,9 @@ void WorldSession::HandleCharEnum(PreparedQueryResult result)
             if (!sWorld->HasCharacterInfo(charInfo.Guid)) // This can happen if characters are inserted into the database manually. Core hasn't loaded name data yet.
                 sWorld->AddCharacterInfo(charInfo.Guid, GetAccountId(), charInfo.Name, charInfo.Sex, charInfo.Race, charInfo.Class, charInfo.Level, false);
 
+            if (charInfo.Class == CLASS_DEMON_HUNTER)
+                charEnum.HasDemonHunterOnRealm = true;
+
             charEnum.Characters.emplace_back(charInfo);
         }
         while (result->NextRow());

src/server/game/Server/Packets/CharacterPackets.h

@@ -176,7 +176,7 @@ namespace WorldPackets
 
             bool Success                = false; ///<
             bool IsDeletedCharacters    = false; ///< used for character undelete list
-            bool IsDemonHunterCreationAllowed = false;
+            bool IsDemonHunterCreationAllowed = false; ///< used for demon hunter early access
             bool HasDemonHunterOnRealm  = false;
             bool HasLevel70OnAccount    = false;
             bool Unknown7x              = false;