Typo fix in type names

[Peter Hunnisett]

They are correct as is and yes MS makes spelling mistakes.

Francois Gouget wrote:

>In dlls/dplayx/lobbysp.h I found types and a field with a typo:
>   SPDATA_BUILDPARENTALHEIRARCHY
>   LPSPDATA_BUILDPARENTALHEIRARCHY
>   LPSP_BUILDPARENTALHEIRARCHY
>   BuildParentalHeirarchy
>
>I checked in the latest Microsoft SDK and in the DirectX 9.0a SDK and
>couldn't find any type with a spelling of 'HEIRARCHY'. I also searched
>on Google and could not find them here either. However I did not find
>these types with the correct spelling either.
>
>That may be because these are internal types (they are defined in an
>internal header after all), or because they are badly documented.
>  
>
This is the case. They're from a not really often distributed SDK.

Ciao,
Peter