Core/Packet Update structure (new format) for somes Items Opcode

does not match client struct
```c#
public class ClientLevelUpInfo
{
    public int Cp            { get; set; }
    public int[5] StatDelta  { get; set; }
    public int HealthDelta   { get; set; }
    public int[6] PowerDelta { get; set; }
    public int Level         { get; set; }
}
```