Add passing test for RT#123272 verified not passing on <= 59f7cb9
Add passing test for RT#123272 verified not passing on <= 59f7cb9

  This seems to adequately represent the since-fixed ABC precomp issues

  Note that it runs into run_alt problems when run directly from roast
  where there is no t/spec/packages directory unless you link said
  path to the roast packages/ directory.  Will ensure it works from
  make spectest after this commit.

perl6/roast,dankogai/roast,skids/roast,b2gills/roast,dogbert17/roast,skids/roast,zostay/roast,bitrauser/roast,zostay/roast,bitrauser/roast,dankogai/roast,b2gills/roast,b2gills/roast,skids/roast,dankogai/roast,zostay/roast,dogbert17/roast