Add S32-num/negative-zero.t to list of test files to run
Add S32-num/negative-zero.t to list of test files to run

Tests negative zeros are correctly handled and propagated by
various routines.

raydiak/rakudo,tony-o/rakudo,jonathanstowe/rakudo,lucasbuchala/rakudo,softmoth/rakudo,MasterDuke17/rakudo,nbrown/rakudo,lucasbuchala/rakudo,tbrowder/rakudo,nbrown/rakudo,salortiz/rakudo,salortiz/rakudo,Gnouc/rakudo,MasterDuke17/rakudo,labster/rakudo,labster/rakudo,awwaiid/rakudo,Gnouc/rakudo,labster/rakudo,softmoth/rakudo,lucasbuchala/rakudo,labster/rakudo,tony-o/rakudo,softmoth/rakudo,lucasbuchala/rakudo,labster/rakudo,softmoth/rakudo,samcv/rakudo,awwaiid/rakudo,raydiak/rakudo,usev6/rakudo,tony-o/rakudo,awwaiid/rakudo,rakudo/rakudo,salortiz/rakudo,tbrowder/rakudo,nbrown/rakudo,MasterDuke17/rakudo,tony-o/rakudo,rakudo/rakudo,sjn/rakudo,tony-o/rakudo,salortiz/rakudo,salortiz/rakudo,tbrowder/rakudo,samcv/rakudo,raydiak/rakudo,jonathanstowe/rakudo,lucasbuchala/rakudo,MasterDuke17/rakudo,usev6/rakudo,awwaiid/rakudo,labster/rakudo,Gnouc/rakudo,tbrowder/rakudo,jonathanstowe/rakudo,rakudo/rakudo,sjn/rakudo,nbrown/rakudo,usev6/rakudo,rakudo/rakudo,samcv/rakudo,sjn/rakudo,jonathanstowe/rakudo,raydiak/rakudo,Gnouc/rakudo,softmoth/rakudo,sjn/rakudo,MasterDuke17/rakudo,samcv/rakudo,usev6/rakudo,rakudo/rakudo,tony-o/rakudo,usev6/rakudo,jonathanstowe/rakudo,tbrowder/rakudo,tbrowder/rakudo,salortiz/rakudo,nbrown/rakudo,awwaiid/rakudo,Gnouc/rakudo,MasterDuke17/rakudo,nbrown/rakudo,samcv/rakudo,Gnouc/rakudo,rakudo/rakudo,sjn/rakudo