Submitted by: Vadim Kurland <email@example.com>
Fixed libfwbuilder's dependency and bump PORTREVISION.
Switch maitainership to Vadim Kurland <firstname.lastname@example.org>, who
is the developer of fwbuilder (approved by original maintainer).
: also noticed by kris@
: most parts of patch were from PR/53119, small adjustment was made by
me and reviewed by Vadim.