[spec]: Convert rakudo's bignum 'todo' to 'skip'.
[spec]: Convert rakudo's bignum 'todo' to 'skip'.


git-svn-id: 53605643c415f7495558be95614cf14171f1db78@22814 c213334d-75ef-0310-aa23-eaa082d1ae64

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