[PATCH] ucrtbase: Add support for x mode in fopen

[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=99684

Your paranoid android.


=== w1064v1507 (32 bit report) ===

ucrtbase:
misc.c:372: Test failed: unexpected call global_invalid_parameter_handler
misc.c:1548: Test failed: creating file with mode wx failed
misc.c:372: Test failed: unexpected call global_invalid_parameter_handler
misc.c:372: Test failed: unexpected call global_invalid_parameter_handler
misc.c:372: Test failed: unexpected call global_invalid_parameter_handler
misc.c:1557: Test failed: creating file with mode w+x failed
misc.c:372: Test failed: unexpected call global_invalid_parameter_handler
misc.c:372: Test failed: unexpected call global_invalid_parameter_handler

=== w1064v1507 (64 bit report) ===

ucrtbase:
misc.c:372: Test failed: unexpected call global_invalid_parameter_handler
misc.c:1548: Test failed: creating file with mode wx failed
misc.c:372: Test failed: unexpected call global_invalid_parameter_handler
misc.c:372: Test failed: unexpected call global_invalid_parameter_handler
misc.c:372: Test failed: unexpected call global_invalid_parameter_handler
misc.c:1557: Test failed: creating file with mode w+x failed
misc.c:372: Test failed: unexpected call global_invalid_parameter_handler
misc.c:372: Test failed: unexpected call global_invalid_parameter_handler