go-systemd v12 Summary of changes in this release: * dbus: add mask/unmask for unit files * dbus: add PropPids to set initial pids of transient scope units * util: conditionally build CGO functions * activation: don't specify NextProtos so that we can take advantage of HTTP/2 * sdjournal: fix concurrent map access * sdjournal: fix race condition in test * sdjournal: fix memory leak in cursor handling