* check spelling using codespell tool
* update version in meson.build, po/meson.build, po/Linux-PAM.pot, and
  libpam/include/security/_pam_types.h
* regenerate Linux-PAM.pot and *.po using "meson compile Linux-PAM-update-po"
* prepare NEWS for release
* create a release tag using maint/gen-tag-message
* generate release tarballs using maint/make-dist
* generate detached signatures for release tarballs using gpg -ab
* push the release commit and the release tag
* upload the release tarball and its signature to the release announcement