Minor adjustment to UnaryMacroBool.
Minor adjustment to UnaryMacroBool.

gcberger/scalatest,triggerNZ/scalatest,cheeseng/scalatest,SRGOM/scalatest,triggerNZ/scalatest,janekdb/scalatest,flicken/scalatest,SRGOM/scalatest,matterche/scalatest,SRGOM/scalatest,cheeseng/scalatest,flicken/scalatest,rfries/scalatest,scalatest/scalatest,flicken/scalatest,triggerNZ/scalatest,gcberger/scalatest,matterche/scalatest,rahulkavale/scalatest,dotty-staging/scalatest,matterche/scalatest,scalatest/scalatest,gcberger/scalatest,janekdb/scalatest,rfries/scalatest,cheeseng/scalatest,dotty-staging/scalatest,flicken/scalatest,rahulkavale/scalatest,matterche/scalatest,gcberger/scalatest,janekdb/scalatest,rfries/scalatest,dotty-staging/scalatest,scalatest/scalatest,janekdb/scalatest,triggerNZ/scalatest,SRGOM/scalatest,rfries/scalatest,rahulkavale/scalatest,rahulkavale/scalatest