message: fix run-time error on Cluster Settings when availableUpdates: null
diff: @@ -757,6 +757,9 @@ export const UpdatesGraph: React.FC<UpdatesGraphProps> = ({ cv }) => {
  const availableUpdates = getSortedAvailableUpdates(cv);
  const lastVersion = getLastCompletedUpdate(cv);
  const newestVersion = availableUpdates[0]?.version;
  + const minorVersionIsNewer = newestVersion
  + ? isMinorVersionNewer(lastVersion, newestVersion)
  + : false;
  const secondNewestVersion = availableUpdates[1]?.version;
  const currentChannel = cv.spec.channel;
  const currentPrefix = splitClusterVersionChannel(currentChannel)?.prefix;
  @@ -764,9 +767,7 @@ export const UpdatesGraph: React.FC<UpdatesGraphProps> = ({ cv }) => {
  const newerChannel = getNewerClusterVersionChannel(similarChannels, currentChannel);
  const clusterUpgradeableFalse = !!getConditionUpgradeableFalse(cv);
  const newestVersionIsBlocked =
  - clusterUpgradeableFalse &&
  - isMinorVersionNewer(lastVersion, newestVersion) &&
  - !isClusterExternallyManaged();
  + clusterUpgradeableFalse && minorVersionIsNewer && !isClusterExternallyManaged();
  const { t } = useTranslation();
  return (
  