Prepare for 2.72.4
Various cherry-picks from the stable branch to glib-2-72.
NEWS file updates are at 3v1n0/glib@76cb89fe (will add this outside the merge-commit).
Various cherry-picks from the stable branch to glib-2-72.
NEWS file updates are at 3v1n0/glib@76cb89fe (will add this outside the merge-commit).