renames `set_payment_schedule` and removes it from validation
renames `set_payment_schedule` and removes it from validation

indictranstech/erpnext,indictranstech/erpnext,gsnbng/erpnext,indictranstech/erpnext,gsnbng/erpnext,indictranstech/erpnext,gsnbng/erpnext,gsnbng/erpnext