[librsvg: 5/5] Merge branch 'ci-updates' into 'main'

[Marge Bot <marge-bot src gnome org>]

commit 00c15fc56f972c7fe656f2bc25b79a3f62ca10a7
Merge: 52acc24c2 6d8a0b746
Author: Marge Bot <marge-bot gnome org>
Date:   Thu Jul 14 21:45:33 2022 +0000

    Merge branch 'ci-updates' into 'main'
    
    Update rustup in the CI, and some general updates
    
    Closes #881 and #848
    
    See merge request GNOME/librsvg!716

 .gitlab-ci.yml          | 19 ++-----------------
 ci/container_builds.yml |  2 +-
 ci/install-rust.sh      |  4 ++--
 3 files changed, 5 insertions(+), 20 deletions(-)
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