Bug#847044: allow gitlab 8.13.6+dfsg2-1 to migrate testing

[Niels Thykier <niels@thykier.net>]

Julien Cristau:
> On 12/04/2016 11:18 PM, Holger Levsen wrote:
>> looking at
>> https://piuparts.debian.org/sid/fail/gitlab_8.13.6+dfsg2-1.log I see:
>>
>> 12m12.4s ERROR: WARN: Processes are running inside chroot:
>> 12m20.4s ERROR: WARN: Broken symlinks:
>> 12m55.1s ERROR: FAIL: Package purging left files on system:
>>
>> of which I'd consider the processes left running in the chroot to be
>> seriously broken.
>>
> It seems a postgresql server gets started somehow?  That does seem like
> a serious issue.
> 
> [...]
> 
> Cheers,
> Julien
> 

Indeed - it appears to be started by postgres's postinst.  I presume
this means any rdep of postgres would have this issue.

Thanks,
~Niels