[PATCH] ws2_32: Ignore small SNDBUF values

[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=44465

Your paranoid android.


=== debian9 (32 bit Wine report) ===

ws2_32:
sock.c:5440: Test failed: Failed to start overlapped send 0 - 0 - 1048576/1048576
sock.c:5480: Test failed: Failed to start overlapped send 0 - 0

=== debian9 (64 bit Wow Wine report) ===

ws2_32:
sock.c:5440: Test failed: Failed to start overlapped send 0 - 0 - 1048576/1048576
sock.c:5480: Test failed: Failed to start overlapped send 0 - 0