Fsdk(,.Tests): make 2nd test pass #1592

Job	Run time
linux-newLTS-vanilla--dotnet6	7m 54s
linux-newLTS-github--dotnet-and-msbuild	9m 53s
linux-newLTS-github--dotnet-and-xbuild	9m 36s
linux-newLTS-vanilla--newmono	6m 42s
linux-newLTS-vanilla--stockmono	5m 17s
linux-oldLTS-github--dotnet-and-msbuild	7m 38s
linux-oldLTS-github--dotnet-and-xbuild	7m 21s
linux-oldLTS-vanilla--newmono	7m 38s
linux-oldLTS-vanilla--stockmono	6m 2s
macOS--dotnet6-and-mono	12m 4s
macOS--mono	6m 52s
windows--dotnet6	10m 12s
windows--legacyFramework	16m 59s
sanity-check	1m 9s
publish	1m 18s
	1h 56m 35s

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