Hints for firewall-config in xenial

firewall-config/0.4.0-1: firewall-config.desktop ⚙ amd64 ⚙ armhf ⚙ i386 ⚙ s390x ⚙ arm64 ⚙ ppc64el ⚙ powerpc

ancient-metadata
The AppStream metadata should be updated to follow a more recent version of the specification.
Please consult the XML quickstart guide for more information.