fix sortable header of table in admin
fix sortable header of table in admin

all3dp/algoliasearch-wordpress,2947721120/algoliasearch-wordpress,all3dp/algoliasearch-wordpress,MenZil/algoliasearch-wordpress,2947721120/algoliasearch-wordpress,MenZil/algoliasearch-wordpress,2947721120/algoliasearch-wordpress,MenZil/algoliasearch-wordpress,all3dp/algoliasearch-wordpress