Hints for fonts-3270 in universe

Warnings

• asv-font-no-font-data
  fonts-3270.metainfo.xml -
  Type `font` component, but no font information was provided via a `provides/font` tag.
• asv-update-contact-no-mail
  fonts-3270.metainfo.xml:20 - Ricardo Banffy
  The update-contact does not appear to be a valid email address (escaping of `@` is only allowed as `_at_` or `_AT_`).
• asv-cid-is-not-rdns
  fonts-3270.metainfo.xml:3 - fonts-3270
  The component ID is required to follow a reverse domain-name scheme for its name. See the AppStream specification for details.
• internal-unknown-tag
  The generator emitted a tag 'internal-unknown-tag' which is unknown. This is a bug in the metadata generator, please file a bugreport.