[2023] Check that zonemgr receives the ZONE_NEW_DATA_READY_CMD notification in lettuce test

tests/lettuce/features/xfrin_bind10.feature

@@ -26,6 +26,7 @@ Feature: Xfrin
     A query for www.example.org should have rcode REFUSED
     When I send bind10 the command Xfrin retransfer example.org IN ::1 47807
     Then wait for new bind10 stderr message XFRIN_TRANSFER_SUCCESS not XFRIN_XFR_PROCESS_FAILURE
+    Then wait for new bind10 stderr message ZONEMGR_RECEIVE_XFRIN_SUCCESS
     A query for www.example.org should have rcode NOERROR
 
     # The transferred zone should have 11 non-NSEC3 RRs and 1 NSEC3 RR.