Bug#856021: unblock: libprelude/1.0.0-11.9

[Emilio Pozuelo Monfort]

On 24/02/17 11:30, Adrian Bunk wrote:
> +  * Switch from -dbg to -dbgsym.

Please avoid doing that for future unblocks. The rest looks good so I have
unblocked it this time.

Thanks,
Emilio