erts: Fix JPperf usage printout
erts: Fix JPperf usage printout

closes #5361

dumbbell/otp,jj1bdx/otp,isvilen/otp,rlipscombe/otp,bjorng/otp,potatosalad/otp,rlipscombe/otp,emacsmirror/erlang,bjorng/otp,dumbbell/otp,jj1bdx/otp,dgud/otp,erlang/otp,erlang/otp,g-andrade/otp,rlipscombe/otp,erlang/otp,dgud/otp,g-andrade/otp,potatosalad/otp,dgud/otp,g-andrade/otp,jj1bdx/otp,bjorng/otp,potatosalad/otp,emacsmirror/erlang,dgud/otp,mikpe/otp,erlang/otp,erlang/otp,dgud/otp,dumbbell/otp,emacsmirror/erlang,vinoski/otp,emacsmirror/erlang,jj1bdx/otp,potatosalad/otp,jj1bdx/otp,rlipscombe/otp,mikpe/otp,bjorng/otp,bjorng/otp,rlipscombe/otp,erlang/otp,emacsmirror/erlang,potatosalad/otp,vinoski/otp,erlang/otp,mikpe/otp,vinoski/otp,mikpe/otp,vinoski/otp,g-andrade/otp,g-andrade/otp,emacsmirror/erlang,rlipscombe/otp,bjorng/otp,isvilen/otp,vinoski/otp,g-andrade/otp,emacsmirror/erlang,potatosalad/otp,vinoski/otp,erlang/otp,potatosalad/otp,jj1bdx/otp,dumbbell/otp,isvilen/otp,dgud/otp,mikpe/otp,vinoski/otp,isvilen/otp,emacsmirror/erlang,isvilen/otp,isvilen/otp,g-andrade/otp,potatosalad/otp,bjorng/otp,jj1bdx/otp,vinoski/otp,g-andrade/otp,rlipscombe/otp,rlipscombe/otp,isvilen/otp,dgud/otp,g-andrade/otp,erlang/otp,bjorng/otp,erlang/otp,mikpe/otp,rlipscombe/otp,isvilen/otp,potatosalad/otp,mikpe/otp,dgud/otp,dumbbell/otp,jj1bdx/otp,dumbbell/otp,emacsmirror/erlang,isvilen/otp,jj1bdx/otp,rlipscombe/otp,dumbbell/otp,isvilen/otp,dumbbell/otp,dgud/otp,vinoski/otp,bjorng/otp,mikpe/otp,vinoski/otp,dgud/otp,mikpe/otp,jj1bdx/otp,mikpe/otp,dumbbell/otp,bjorng/otp,emacsmirror/erlang,potatosalad/otp,g-andrade/otp,dumbbell/otp