[PATCH] comdlg32/tests: Add test for overwrite when IFileDialog set FOS_PICKFOLDERS option.

[Marvin]

Hi,

While running your changed tests, 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=78444

Your paranoid android.

=== w10pro64 (32 bit report) ===

comdlg32:
itemdlg: Timeout

=== w10pro64_2scr (32 bit report) ===

comdlg32:
itemdlg: Timeout

=== w10pro64_ar (32 bit report) ===

comdlg32:
itemdlg: Timeout

=== w10pro64_he (32 bit report) ===

comdlg32:
itemdlg: Timeout

=== w10pro64_ja (32 bit report) ===

comdlg32:
itemdlg: Timeout

=== w10pro64_zh_CN (32 bit report) ===

comdlg32:
itemdlg: Timeout

=== w10pro64 (64 bit report) ===

comdlg32:
itemdlg: Timeout

=== w10pro64_2scr (64 bit report) ===

comdlg32:
itemdlg: Timeout

=== w10pro64_ar (64 bit report) ===

comdlg32:
itemdlg: Timeout

=== w10pro64_he (64 bit report) ===

comdlg32:
itemdlg: Timeout

=== w10pro64_ja (64 bit report) ===

comdlg32:
itemdlg: Timeout

=== w10pro64_zh_CN (64 bit report) ===

comdlg32:
itemdlg: Timeout

=== debiant (32 bit report) ===

comdlg32:
itemdlg.c:2612: Test failed: got 0 ok events

=== debiant (32 bit French report) ===

comdlg32:
itemdlg.c:2612: Test failed: got 0 ok events

=== debiant (32 bit Japanese:Japan report) ===

comdlg32:
itemdlg.c:2612: Test failed: got 0 ok events

=== debiant (32 bit Chinese:China report) ===

comdlg32:
itemdlg.c:2612: Test failed: got 0 ok events

=== debiant (32 bit WoW report) ===

comdlg32:
itemdlg.c:2612: Test failed: got 0 ok events

=== debiant (64 bit WoW report) ===

comdlg32:
itemdlg.c:2612: Test failed: got 0 ok events