fix error message "existing"/"only have"

opl/hbi_utils.py

@@ -142,7 +142,7 @@ def verify(args, previous_records, status_data, inventory, collect_info):
         attempt += 1
         if attempt > attempts_max:
             raise Exception(
-                f"After {attempt} attempts, we still need to check {existing_ids} out of {args.count}"
+                f"After {attempt} attempts, we only have {existing_ids} out of {args.count}"
             )
 
         # If there were no new hosts now, wait a bit