[gnome-software] (9 commits) Non-fast-forward update to branch wip/mak/libas

[Matthias Klumpp <mak src gnome org>]

The branch 'wip/mak/libas' was changed in a way that was not a fast-forward update.
NOTE: This may cause problems for people pulling from the branch. For more information,
please see:

 https://wiki.gnome.org/Git/Help/NonFastForward

Commits removed from the branch:

  47c136a... Port to appstream
  e81d8a1... Delete defunct remnants of shell-extension support
  f971654... Use separate enum for OS update pseudo-apps
  255ef5d... Replace AS_URL_KIND_MISSING with explicit property
  cd9b3c8... trivial: Suggest using appstreamcli for NEWS/validate
  bb4bb9b... Transparently convert 6-part data-ids to 5-part IDs in publ
  157657b... Parse all provided item types properly
  7836102... hack: Make CI work (temporary commit)
  36850ca... Revert "hack: Make CI work (temporary commit)"
  b23fac8... ci: Add dependencies for appstream subproject to CI Dockerf
  eea14ff... ci: Use CI images which contain cached appstream subproject

Commits added to the branch:

  8179ecf... Port to appstream
  d1aee0a... Delete defunct remnants of shell-extension support
  4be398f... Use separate enum for OS update pseudo-apps
  216a2a7... Replace AS_URL_KIND_MISSING with explicit property
  4df86bb... trivial: Suggest using appstreamcli for NEWS/validate
  d7f3895... Transparently convert 6-part data-ids to 5-part IDs in publ
  61fc393... Parse all provided item types properly
  df3d389... ci: Add dependencies for appstream subproject to CI Dockerf
  75192b9... ci: Use CI images which contain cached appstream subproject