correct longest-alternative.t, and fudge for rakudo
correct longest-alternative.t, and fudge for rakudo

bitrauser/roast,zostay/roast,skids/roast,niner/roast,laben/roast,dogbert17/roast,laben/roast,niner/roast,dankogai/roast,zostay/roast,skids/roast,bitrauser/roast,b2gills/roast,dankogai/roast,zostay/roast,niner/roast,cygx/roast,b2gills/roast,cygx/roast,cygx/roast,perl6/roast,dankogai/roast,dogbert17/roast,skids/roast,b2gills/roast,laben/roast