fix for a problem than prevents deletion of a table that is solely custom
fix for a problem than prevents deletion of a table that is solely custom

yashodhank/frappe,yashodhank/frappe,mhbu50/frappe,almeidapaulopt/frappe,StrellaGroup/frappe,saurabh6790/frappe,yashodhank/frappe,StrellaGroup/frappe,adityahase/frappe,mhbu50/frappe,saurabh6790/frappe,almeidapaulopt/frappe,frappe/frappe,mhbu50/frappe,frappe/frappe,yashodhank/frappe,adityahase/frappe,saurabh6790/frappe,saurabh6790/frappe,adityahase/frappe,almeidapaulopt/frappe,StrellaGroup/frappe,mhbu50/frappe,adityahase/frappe,frappe/frappe,almeidapaulopt/frappe