message: Do not show not available if cluster version is still loading
diff: @@ -188,7 +188,7 @@ export const DetailsCard_ = connect(mapStateToProps)(
  <DetailItem
  title="Update channel"
  isLoading={!clusterVersionLoaded && !clusterVersionError}
  - error={!!clusterVersionError || (clusterVersionData && !cvChannel)}
  + error={!!clusterVersionError || (clusterVersionLoaded && !cvChannel)}
  valueClassName="co-select-to-copy"
  >
  {cvChannel}
  