winspool.drv: add EnumPrinterKeyA/W stubs

[Austin English]

This fixed https://bugs.winehq.org/show_bug.cgi?id=39818

Before the patch, the application exits silently. With these stubs in
place, the application starts and displays its GUI.

-- 
-Austin
-------------- next part --------------
A non-text attachment was scrubbed...
Name: 0001-winspool.drv-add-EnumPrinterKeyA-W-stubs.patch
Type: text/x-diff
Size: 3070 bytes
Desc: not available
URL: <http://www.winehq.org/pipermail/wine-patches/attachments/20160118/8fee0074/attachment.patch>