[librsvg] (10 commits) ...Merge branch 'ci-cleanups' into 'main'

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

Summary of changes:

  a86a289... Bump the container base tag for this branch
  d169661... CI: only install clippy and rustfmt for the rust-stable con
  0da8ff6... install-rust-tools.sh: It's called clippy, not clippy-previ
  738ee8e... CI: only install grcov in the stable image
  965a772... install-rust.sh: Don't install rustdoc-stripper
  502cd27... CI: explicitly only build docs for the rust-stable image
  ebf7e3d... CI: don't build docs or the vala artifacts for the coverage
  5fe7222... CI: Don't rebuild while generating reference documentation
  21cf7d4... Bump the base tag for container images
  d705872... Merge branch 'ci-cleanups' into 'main'