The vl-datatype for a plain wire or logic variable.
It might seem weird to think of a wire as having a datatype; see vl-vardecl.
Definition: *vl-plain-old-logic-type*
(defconst *vl-plain-old-logic-type* (hons-copy (make-vl-coretype :name :vl-logic :signedp nil :pdims nil)))