fix(Core/Handlers): Don't allow data to be sent while not grouped. (#…

…19852)

Init.

https: //github.com/TrinityCore/TrinityCore/commit/f57647287af1f47a1c4a503cde654d6ff8f4261c

Co-authored-by: Shauren <shauren.trinity@gmail.com>

src/server/game/Handlers/GroupHandler.cpp

@@ -956,7 +956,7 @@ void WorldSession::HandleRequestPartyMemberStatsOpcode(WorldPacket& recvData)
     recvData >> Guid;
 
     Player* player = HashMapHolder<Player>::Find(Guid);
-    if (!player)
+    if (!player || !player->IsInSameRaidWith(_player))
     {
         WorldPacket data(SMSG_PARTY_MEMBER_STATS_FULL, 3 + 4 + 2);
         data << uint8(0);                                   // only for SMSG_PARTY_MEMBER_STATS_FULL, probably arena/bg related