Comment 6 for bug 1937852

This bug was fixed in the package ubuntu-release-upgrader - 1:21.04.16

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ubuntu-release-upgrader (1:21.04.16) hirsute; urgency=medium

  * DistUpgrade/ReleaseAnnouncement, DistUpgrade/EOLReleaseAnnouncement:
    Update the irc channel server reference to Libera.Chat (LP: #1937852)
  * Run pre-build.sh: updating mirrors, demotions, and translations.

ubuntu-release-upgrader (1:21.04.15) hirsute; urgency=medium

  * check-new-release-gtk: use gi.require_version('Gtk', '3.0') to ensure we
    load the right version. (LP: #1936698)
  * tests/test_sources_list.py: use distro_info to set releases when
    performing some upgrade tests which fixes test failures when precise
    was moved to old-releases, additionally fix some tests for ports.
  * Run pre-build.sh: updating mirrors, demotions, and translations.

 -- Brian Murray <email address hidden> Mon, 26 Jul 2021 13:18:23 -0700