windows: skip TestWinVerifyTrust

This test is failing (with different failure modes) on two different
builders. Adding a skip until it can be made more robust.

For golang/go#49651
For golang/go#49266
Updates golang/go#46906

Change-Id: I0fdd0e6f729c37e234b62b65abc53003eb8834f0
Trust: Bryan C. Mills <>
Trust: Patrik Nyblom <>
Run-TryBot: Bryan C. Mills <>
TryBot-Result: Go Bot <>
Reviewed-by: Patrik Nyblom <>
Reviewed-by: Dmitri Shuralyov <>
diff --git a/windows/syscall_windows_test.go b/windows/syscall_windows_test.go
index b24d865..f6776d8 100644
--- a/windows/syscall_windows_test.go
+++ b/windows/syscall_windows_test.go
@@ -627,6 +627,8 @@
 func TestWinVerifyTrust(t *testing.T) {
+	t.Skip("skipping fragile test; see and")
 	system32, err := windows.GetSystemDirectory()
 	if err != nil {
 		t.Errorf("unable to find system32 directory: %v", err)