CentOS Stream only uses a major version number, no minor version.

This prevents the packages from being created as foo.el.arch.rpm
since we were assuming that the version number was two digits.

etc/sudo.pp

@@ -163,6 +163,10 @@ still allow people to get their work done."
 	osrelease=`echo "$pp_rpm_distro" | sed -e 's/^[^0-9]*\([0-9]\{1,2\}\).*/\1/'`
 	case "$pp_rpm_distro" in
 	centos*|rhel*|f[0-9]*)
+		# CentOS Stream has a single-digit version
+		if test $osrelease -lt 10; then
+		    osrelease="${osrelease}0"
+		fi
 		pp_rpm_release="$pp_rpm_release.el${osrelease%%[0-9]}"
 		;;
 	sles*)