Drop nodesets with ubuntu-xenial
The ubuntu-xenial labels are going to disappear from opendev as that
image is EOL and will we deleted. Clean up our zuul config.
Update some example reference as well.
Change-Id: Id04110f7c871caa1739ff2b62e9796be4fb9aa00
diff --git a/functions-common b/functions-common
index 5238dff..8ea6df7 100644
--- a/functions-common
+++ b/functions-common
@@ -401,9 +401,9 @@
# such as "install_package" further abstract things in better ways.
#
# ``os_VENDOR`` - vendor name: ``Ubuntu``, ``Fedora``, etc
-# ``os_RELEASE`` - major release: ``16.04`` (Ubuntu), ``23`` (Fedora)
+# ``os_RELEASE`` - major release: ``22.04`` (Ubuntu), ``23`` (Fedora)
# ``os_PACKAGE`` - package type: ``deb`` or ``rpm``
-# ``os_CODENAME`` - vendor's codename for release: ``xenial``
+# ``os_CODENAME`` - vendor's codename for release: ``jammy``
declare -g os_VENDOR os_RELEASE os_PACKAGE os_CODENAME