Update from debian/bullseye for apertis/v2022dev2
libbpf (0.3-2) unstable; urgency=medium
[ Luca Boccassi ]
- Add build-dependency on zlib1g-dev
- Use pkg-config to get build flags
- Enable verbose builds unless 'terse' DEB_BUILD_OPTIONS is set
- Have libbpf-dev depend on libelf-dev and zlib1g-dev