Fix syntax error for default_color_theme in diaspora.toml.example
Fix syntax error for default_color_theme in diaspora.toml.example

closes #8194

jhass/diaspora,SuperTux88/diaspora,diaspora/diaspora,jhass/diaspora,geraspora/diaspora,despora/diaspora,SuperTux88/diaspora,diaspora/diaspora,Flaburgan/diaspora,despora/diaspora,Flaburgan/diaspora,geraspora/diaspora,despora/diaspora,diaspora/diaspora,geraspora/diaspora,diaspora/diaspora,SuperTux88/diaspora,Flaburgan/diaspora,jhass/diaspora,Flaburgan/diaspora,SuperTux88/diaspora,despora/diaspora,jhass/diaspora,geraspora/diaspora