Builds the header row for the entity listing.
array A render array structure of header strings.
Overrides EntityListController::buildHeader
Drupal\Core\Entity\EntityListController::render()
public function buildHeader() {
$row = parent::buildHeader();
$row['label'] = t('Vocabulary name');
unset($row['id']);
$row['weight'] = t('Weight');
return $row;
}