message: Fix JS error when resource icon references a nonexistent kind.
diff: @@ -7,8 +7,9 @@ import { connectToModel } from '../../kinds';
  import { K8sResourceKindReference, K8sKind } from '../../module/k8s';
  export const ResourceIcon = connectToModel((props: ResourceIconProps) => {
  - const klass = classNames(`co-m-resource-icon co-m-resource-${props.kindObj.kind.toLowerCase()}`, props.className);
  - const iconLabel = props.kindObj.abbr || props.kindObj.kind.toUpperCase().slice(0, 2);
  + const kindStr = props.kindObj.kind || '';
  + const klass = classNames(`co-m-resource-icon co-m-resource-${kindStr.toLowerCase()}`, props.className);
  + const iconLabel = props.kindObj.abbr || kindStr.toUpperCase().slice(0, 2);
  return <span className={klass}>{iconLabel}</span>;
  });
  