Core/PacketIO: Remove most calls to hexlike()

These are not needed in production code (even in debug logging)

src/server/game/Entities/Player/Player.cpp

@@ -19490,8 +19490,6 @@ void Player::PetSpellInitialize()
         data << uint32(cooldown);                           // category cooldown
     }
 
-    data.hexlike();
-
     GetSession()->SendPacket(&data);
 }