crytpui/tests: Add tests for CryptUIDlgSelectCertificateA.

[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
http://testbot.winehq.org/JobDetails.pl?Key=13801

Your paranoid android.


=== W7PROX64 (64 bit cryptui) ===
cryptui.c:806: Test failed: expected ERROR_SUCCESS, got 80070057
cryptui.c:840: Test failed: expected ERROR_SUCCESS, got 80070057
cryptui.c:846: Test failed: CryptUIDlgSelectCertificate failed: 80070057
cryptui.c:857: Test failed: CryptUIDlgSelectCertificate failed: 80070057
cryptui.c:869: Test failed: CryptUIDlgSelectCertificate failed: 80070057
cryptui.c:871: Test failed: display callback was not called
cryptui.c:873: Test failed: the dialog box did not display certificate
cryptui.c:879: Test failed: CryptUIDlgSelectCertificate failed: 80070057
cryptui.c:881: Test failed: display callback was not called
cryptui.c:891: Test failed: CryptUIDlgSelectCertificate failed: 80070057
cryptui.c:899: Test failed: CryptUIDlgSelectCertificate failed: 80070057
cryptui.c:901: Test failed: TabCtrl_SetCurSel returned -559038737