Really suppress ICE61 when building the Windows installer.

Signed-off-by: Jens Axboe <axboe@kernel.dk>
diff --git a/os/windows/dobuild.cmd b/os/windows/dobuild.cmd
index 166578a..fd54a9c 100644
--- a/os/windows/dobuild.cmd
+++ b/os/windows/dobuild.cmd
@@ -20,5 +20,5 @@
 @if ERRORLEVEL 1 goto end

 "%WIX%bin\candle" -nologo -arch %FIO_ARCH% examples.wxs

 @if ERRORLEVEL 1 goto end

-"%WIX%bin\light" -nologo -sice:61 install.wixobj examples.wixobj -ext WixUIExtension -out %FIO_VERSION%-%FIO_ARCH%.msi

-:end
\ No newline at end of file
+"%WIX%bin\light" -nologo -sice:ICE61 install.wixobj examples.wixobj -ext WixUIExtension -out %FIO_VERSION%-%FIO_ARCH%.msi

+:end