runner-scribe: update for new gozdef, v2 vulnerability event support
runner-scribe: update for new gozdef, v2 vulnerability event support

Update runner-scribe to generate new version 2 vulnerability documents
to send to MozDef.

ameihm0912/mig,mozilla/mig,mozilla/mig,ameihm0912/mig,mozilla/mig,ameihm0912/mig,mozilla/mig,mozilla/mig