fof: fix pdf creation from lhs
fof: fix pdf creation from lhs

(at least on my machine)

BarrelfishOS/barrelfish,BarrelfishOS/barrelfish,utsav2601/cmpe295A,8l/barrelfish,utsav2601/cmpe295A,utsav2601/cmpe295A,8l/barrelfish,mslovy/barrelfish,8l/barrelfish,BarrelfishOS/barrelfish,mslovy/barrelfish,kishoredbn/barrelfish,kishoredbn/barrelfish,utsav2601/cmpe295A,utsav2601/cmpe295A,kishoredbn/barrelfish,linusyang/barrelfish,BarrelfishOS/barrelfish,linusyang/barrelfish,BarrelfishOS/barrelfish,mslovy/barrelfish,kishoredbn/barrelfish,utsav2601/cmpe295A,kishoredbn/barrelfish,mslovy/barrelfish,8l/barrelfish,mslovy/barrelfish,linusyang/barrelfish,BarrelfishOS/barrelfish,BarrelfishOS/barrelfish,8l/barrelfish,mslovy/barrelfish,linusyang/barrelfish,BarrelfishOS/barrelfish,8l/barrelfish,linusyang/barrelfish,BarrelfishOS/barrelfish,kishoredbn/barrelfish