[gnome-build-meta] (5 commits) Non-fast-forward update to branch tristan/cargo-source-plugin

[Tristan Van Berkom <tvb src gnome org>]

The branch 'tristan/cargo-source-plugin' 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:

  3b56e39... plugins/cargo.py: Adding new cargo plugin
  6af072d... sdk/librsvg.bst: Use the cargo plugin
  a614912... Removing old cargo mechanics
  924be83... .gitlab-ci.yml: Give us pytoml in CI for our cargo plugin
  509a860... .gitlab-ci.yml: Use BuildStream 1.3.1

Commits added to the branch:

  b43f0cc... .gitlab-ci.yml: Use BuildStream 1.3.1
  e57f25a... .gitlab-ci.yml: Give us pytoml in CI for our cargo plugin
  3fb958f... plugins/cargo.py: Adding new cargo plugin
  ab820df... sdk/librsvg.bst: Use the cargo plugin
  2dd2851... Removing old cargo mechanics