ntoskrnl.exe: add IoAttachDevice stub

[Austin English]

For https://bugs.winehq.org/show_bug.cgi?id=40861

The app tries to use the stub and fails slightly differently. But a stub
is better than nothing, and may help others.

Returning STATUS_SUCCESS wasn't enough to please installer.
-- 
-Austin
GPG: 14FB D7EA A041 937B
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