[PATCH 0/1] MR7832: advapi32/tests: Avoid crash in test_LsaLookupNames2 by setting len to zero.

[Bernhard Übelacker (＠bernhardu)]

Followup of 662e8a0200.

[See test pattern page.](https://test.winehq.org/data/patterns.html#advapi32:lsa)

[This is a testbot run with this patch.](https://testbot.winehq.org/JobDetails.pl?Key=157925)