modify `get_due_date` to check Supplier Type if needed
modify `get_due_date` to check Supplier Type if needed

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