FIX: api change for subaacoutn creation

frontend/src/views/netdb/Tokens.vue

@@ -509,7 +509,6 @@ export default {
         do_copy_assignments_new: true,
         description_new: this.new_account.description,
         allow_data_manipulation_new: true,
-        login_name_new: null,
         do_copy_roles_new: this.new_account.do_copy_roles
       }).then((response) => {
         if (!this.new_account.do_copy_roles) {