Fix attributes in roles typed with role type parameters.
Fix attributes in roles typed with role type parameters.

tony-o/deb-rakudodaily,ab5tract/rakudo,dwarring/rakudo,salortiz/rakudo,ugexe/rakudo,rakudo/rakudo,jonathanstowe/rakudo,sergot/rakudo,tbrowder/rakudo,Gnouc/rakudo,tony-o/deb-rakudodaily,nunorc/rakudo,ungrim97/rakudo,softmoth/rakudo,pmurias/rakudo,softmoth/rakudo,LLFourn/rakudo,Leont/rakudo,ungrim97/rakudo,pmurias/rakudo,ab5tract/rakudo,lucasbuchala/rakudo,sergot/rakudo,dankogai/rakudo,retupmoca/rakudo,rakudo/rakudo,samcv/rakudo,labster/rakudo,ugexe/rakudo,rjbs/rakudo,tony-o/rakudo,Gnouc/rakudo,nbrown/rakudo,b2gills/rakudo,Gnouc/rakudo,ungrim97/rakudo,dankogai/rakudo,nbrown/rakudo,niner/rakudo,nbrown/rakudo,softmoth/rakudo,azawawi/rakudo,skids/rakudo,lucasbuchala/rakudo,dankogai/rakudo,pmurias/rakudo,tony-o/deb-rakudodaily,skids/rakudo,sjn/rakudo,dankogai/rakudo,cognominal/rakudo,dwarring/rakudo,salortiz/rakudo,paultcochrane/rakudo,usev6/rakudo,sjn/rakudo,azawawi/rakudo,niner/rakudo,niner/rakudo,paultcochrane/rakudo,ugexe/rakudo,tony-o/deb-rakudodaily,sergot/rakudo,pmurias/rakudo,tbrowder/rakudo,dankogai/rakudo,samcv/rakudo,rjbs/rakudo,skids/rakudo,nbrown/rakudo,MasterDuke17/rakudo,LLFourn/rakudo,tony-o/rakudo,b2gills/rakudo,awwaiid/rakudo,b2gills/rakudo,MasterDuke17/rakudo,awwaiid/rakudo,paultcochrane/rakudo,laben/rakudo,cognominal/rakudo,softmoth/rakudo,tony-o/rakudo,jonathanstowe/rakudo,labster/rakudo,teodozjan/rakudo,raydiak/rakudo,awwaiid/rakudo,awwaiid/rakudo,cygx/rakudo,rakudo/rakudo,tony-o/deb-rakudodaily,LLFourn/rakudo,LLFourn/rakudo,b2gills/rakudo,cygx/rakudo,MasterDuke17/rakudo,paultcochrane/rakudo,labster/rakudo,usev6/rakudo,labster/rakudo,jonathanstowe/rakudo,rakudo/rakudo,tony-o/rakudo,laben/rakudo,tony-o/deb-rakudodaily,ab5tract/rakudo,laben/rakudo,skids/rakudo,rjbs/rakudo,dwarring/rakudo,cognominal/rakudo,ungrim97/rakudo,retupmoca/rakudo,cygx/rakudo,labster/rakudo,zhuomingliang/rakudo,cygx/rakudo,raydiak/rakudo,tbrowder/rakudo,nbrown/rakudo,tony-o/rakudo,Gnouc/rakudo,lucasbuchala/rakudo,laben/rakudo,zostay/rakudo,ugexe/rakudo,awwaiid/rakudo,b2gills/rakudo,zhuomingliang/rakudo,zostay/rakudo,ab5tract/rakudo,Leont/rakudo,teodozjan/rakudo,sjn/rakudo,LLFourn/rakudo,zostay/rakudo,retupmoca/rakudo,skids/rakudo,azawawi/rakudo,MasterDuke17/rakudo,samcv/rakudo,nunorc/rakudo,Leont/rakudo,ungrim97/rakudo,samcv/rakudo,MasterDuke17/rakudo,ugexe/rakudo,Gnouc/rakudo,nbrown/rakudo,lucasbuchala/rakudo,niner/rakudo,rakudo/rakudo,sjn/rakudo,teodozjan/rakudo,sergot/rakudo,MasterDuke17/rakudo,sjn/rakudo,retupmoca/rakudo,nunorc/rakudo,labster/rakudo,cygx/rakudo,salortiz/rakudo,raydiak/rakudo,nunorc/rakudo,cognominal/rakudo,rakudo/rakudo,usev6/rakudo,tbrowder/rakudo,paultcochrane/rakudo,cognominal/rakudo,Leont/rakudo,teodozjan/rakudo,zhuomingliang/rakudo,usev6/rakudo,tony-o/deb-rakudodaily,azawawi/rakudo,tony-o/rakudo,raydiak/rakudo,tbrowder/rakudo,azawawi/rakudo,jonathanstowe/rakudo,samcv/rakudo,tbrowder/rakudo,salortiz/rakudo,ab5tract/rakudo,salortiz/rakudo,usev6/rakudo,zostay/rakudo,lucasbuchala/rakudo,dwarring/rakudo,Gnouc/rakudo,zhuomingliang/rakudo,jonathanstowe/rakudo,softmoth/rakudo,salortiz/rakudo