Use correct postfix when using --gen-nqp with the js backend
Use correct postfix when using --gen-nqp with the js backend

nbrown/rakudo,MasterDuke17/rakudo,Gnouc/rakudo,tbrowder/rakudo,labster/rakudo,salortiz/rakudo,MasterDuke17/rakudo,tony-o/rakudo,nbrown/rakudo,tony-o/rakudo,labster/rakudo,tbrowder/rakudo,MasterDuke17/rakudo,tbrowder/rakudo,nbrown/rakudo,rakudo/rakudo,rakudo/rakudo,tbrowder/rakudo,salortiz/rakudo,Gnouc/rakudo,rakudo/rakudo,softmoth/rakudo,tony-o/rakudo,salortiz/rakudo,labster/rakudo,softmoth/rakudo,softmoth/rakudo,nbrown/rakudo,tbrowder/rakudo,MasterDuke17/rakudo,Gnouc/rakudo,Gnouc/rakudo,MasterDuke17/rakudo,nbrown/rakudo,rakudo/rakudo,labster/rakudo,Gnouc/rakudo,tony-o/rakudo,MasterDuke17/rakudo,salortiz/rakudo,salortiz/rakudo,rakudo/rakudo,nbrown/rakudo,salortiz/rakudo,softmoth/rakudo,Gnouc/rakudo,tbrowder/rakudo,tony-o/rakudo,labster/rakudo,labster/rakudo,tony-o/rakudo,softmoth/rakudo,rakudo/rakudo