fixes reshares with no text but with photo
fixes reshares with no text but with photo

regression from 1da1c53f203e6eb9dad50872e573a4965219ef92

closes #5976

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