Add system variant types for VAXstation 4000/60 and MicroVAX 3100m80.
Add system variant types for VAXstation 4000/60 and MicroVAX 3100m80.

orumin/openbsd-efivars,orumin/openbsd-efivars,orumin/openbsd-efivars,orumin/openbsd-efivars