[PATCH] ws2_32/tests: Mark the IPX-not-supported error code test as todo

[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=41520

Your paranoid android.


=== w2008s64 (32 bit Windows report) ===

ws2_32:
0870:sock: unhandled exception c0000005 at 00000000