Correct .travis.yml Rakefile line reference about possible RGV values
Correct .travis.yml Rakefile line reference about possible RGV values

dilumnavanjana/bundler,dilumnavanjana/bundler,asutoshpalai/bundler,seanlinsley/bundler,asutoshpalai/bundler,RochesterinNYC/bundler,mvz/bundler,bundler/bundler,mpapis/bundler,bronzdoc/bundler,bronzdoc/bundler,bundler/bundler,seanlinsley/bundler,RochesterinNYC/bundler,mpapis/bundler,mvz/bundler