[ofw] [PATCH 4/4] etc/signwo: script to allow test signing of drivers

[Sean Hefty]

>> certmgr opens the window and needs to be closed.  I haven't
>> looked yet to see if there's a silent option.
>
>Try certutil -addstore TrustedPublisher <certificate.cer>

That worked, I updated addcert.bat to call this instead.