subtitle: don’t crash if we cant download subtitle
subtitle: don’t crash if we cant download subtitle

show a warning that we cant download it.

qnorsten/svtplay-dl,spaam/svtplay-dl,dalgr/svtplay-dl,qnorsten/svtplay-dl,spaam/svtplay-dl,selepo/svtplay-dl,olof/svtplay-dl,dalgr/svtplay-dl,iwconfig/svtplay-dl,olof/svtplay-dl,selepo/svtplay-dl,iwconfig/svtplay-dl