comctl32: Enable the appropriate wizard buttons before sending DM_SETDEFID.

[Marvin]

Hi,

While running your changed tests on Windows, I think I found new failures.
Being a bot and all I'm not very good at pattern recognition, so I might be
wrong, but could you please double-check?
Full results can be found at
https://testbot.winehq.org/JobDetails.pl?Key=9817

Your paranoid android.


=== w2000pro (32 bit propsheet) ===
propsheet.c:584: Test failed: The Add button has not been pressed!
propsheet.c:785: Test failed: property sheet with custom window proc: the msg 0x001c was expected, but got msg 0x0047 instead

=== wxppro (32 bit propsheet) ===
propsheet.c:584: Test failed: The Add button has not been pressed!

=== wvistau64 (32 bit propsheet) ===
propsheet.c:584: Test failed: The Add button has not been pressed!

=== w2008s64 (32 bit propsheet) ===
propsheet.c:584: Test failed: The Add button has not been pressed!

=== w7u (32 bit propsheet) ===
propsheet.c:584: Test failed: The Add button has not been pressed!
propsheet.c:785: Test failed: property sheet with custom window proc: the msg 0x001c was expected, but got msg 0x0047 instead

=== w8 (32 bit propsheet) ===
propsheet.c:584: Test failed: The Add button has not been pressed!

=== wvistau64 (64 bit propsheet) ===
propsheet.c:584: Test failed: The Add button has not been pressed!

=== w2008s64 (64 bit propsheet) ===
propsheet.c:584: Test failed: The Add button has not been pressed!