systemd: update code from upstream (2024-04-19)
Summary
Sync. systemd upstream code with NetworkManager.
Purpose
As NetworkManager uses systemd upstream dhcpv6 client, we need to sync the code from time to time. It was already a month since the last sync, so doing it again.
Checklist
Please read https://gitlab.freedesktop.org/NetworkManager/NetworkManager/-/blob/main/CONTRIBUTING.md before opening the merge request. In particular, check that:
-
the subject for all commits is concise and explicative -
the message for all commits explains the reason for the change -
the source is properly formatted -
any relevant documentation is up to date -
you have added unit tests if applicable -
the NEWS file is updated when the change deserves to be mentioned, for example for new features, behavior changes, API deprecations, etc.