Removed 'fails' tag from passing spec
Removed 'fails' tag from passing spec

This was fixed in ad97fbbe652f0bdff70069fe43ed7b0f65b1fee8
Failing example used subclass of String while such subclassing
was broken.

topazproject/topaz,topazproject/topaz,babelsberg/babelsberg-r,kachick/topaz,babelsberg/babelsberg-r,kachick/topaz,kachick/topaz,topazproject/topaz,babelsberg/babelsberg-r,babelsberg/babelsberg-r,babelsberg/babelsberg-r,topazproject/topaz