refine loginfo about graprag progress (#1823)

### What problem does this PR solve?



### Type of change

- [x] Refactoring

rag/nlp/search.py

@@ -138,7 +138,7 @@ class Dealer:
         es_logger.info("TOTAL: {}".format(self.es.getTotal(res)))
         if self.es.getTotal(res) == 0 and "knn" in s:
             bqry, _ = self.qryr.question(qst, min_match="10%")
-            bqry = self._add_filters(bqry)
+            bqry = self._add_filters(bqry, req)
             s["query"] = bqry.to_dict()
             s["knn"]["filter"] = bqry.to_dict()
             s["knn"]["similarity"] = 0.17