fix heroku_san dep in gemfile [ci skip]
fix heroku_san dep in gemfile [ci skip]

Flaburgan/diaspora,spixi/diaspora,Amadren/diaspora,geraspora/diaspora,diaspora/diaspora,jhass/diaspora,KentShikama/diaspora,KentShikama/diaspora,spixi/diaspora,KentShikama/diaspora,jhass/diaspora,Amadren/diaspora,Muhannes/diaspora,spixi/diaspora,SuperTux88/diaspora,Amadren/diaspora,despora/diaspora,Flaburgan/diaspora,Amadren/diaspora,despora/diaspora,diaspora/diaspora,Flaburgan/diaspora,SuperTux88/diaspora,SuperTux88/diaspora,geraspora/diaspora,jhass/diaspora,spixi/diaspora,geraspora/diaspora,Muhannes/diaspora,KentShikama/diaspora,diaspora/diaspora,Muhannes/diaspora,diaspora/diaspora,jhass/diaspora,SuperTux88/diaspora,despora/diaspora,Flaburgan/diaspora,Muhannes/diaspora,geraspora/diaspora,despora/diaspora