bird2 package for debian broken

[Christoph]

Hello,

the bird2 package from bird.network.cz
for debian buster appears to be broken:

> apt install bird2
> Reading package lists... Done
> Building dependency tree       
> Reading state information... Done
> The following NEW packages will be installed:
>   bird2
> 0 upgraded, 1 newly installed, 0 to remove and 0 not upgraded.
> Need to get 0 B/640 kB of archives.
> After this operation, 1,327 kB of additional disk space will be used.
> Selecting previously unselected package bird2.
> (Reading database ... 35407 files and directories currently installed.)
> Preparing to unpack .../bird2_2.0.6-1+0~20190916.13+debian10~1.gbp14a7a6_amd64.deb ...
> Unpacking bird2 (2.0.6-1+0~20190916.13+debian10~1.gbp14a7a6) ...
> Setting up bird2 (2.0.6-1+0~20190916.13+debian10~1.gbp14a7a6) ...
> Error: The new file /usr/share/doc/bird2/examples/bird.conf does not exist!
> dpkg: error processing package bird2 (--configure):
>  installed bird2 package post-installation script subprocess returned error exit status 1
> Processing triggers for man-db (2.8.5-2) ...
> Processing triggers for systemd (241-7~deb10u1) ...
> Errors were encountered while processing:
>  bird2
> E: Sub-process /usr/bin/dpkg returned an error code (1)