reds: Check reds_init_ssl errors
reds: Check reds_init_ssl errors

Now that this function can fail, propagate any error up to the
caller. This allows qemu to fail when an SSL initialization error
occurred.

Fantu/spice,alon/spice-server,Fantu/spice,SPICE/spice,alon/spice-server,alon/spice-server,freedesktop-unofficial-mirror/spice__spice,freedesktop-unofficial-mirror/spice__spice,Fantu/spice,fgouget/spice,SPICE/spice,ya-mouse/spice,Fantu/spice,ya-mouse/spice,freedesktop-unofficial-mirror/spice__spice,elmarco/spice,mathslinux/spice,mathslinux/spice,fgouget/spice,fgouget/spice,elmarco/spice,elmarco/spice,freedesktop-unofficial-mirror/spice__spice,SPICE/spice,elmarco/spice,elmarco/spice,alon/spice-server,ya-mouse/spice,mathslinux/spice,alon/spice-server,fgouget/spice,freedesktop-unofficial-mirror/spice__spice,mathslinux/spice,mathslinux/spice