fix knn combined query

Author: Samiul-TheSoccerFan

x-pack/plugin/inference/src/main/java/org/elasticsearch/xpack/inference/queries/SemanticKnnVectorQueryRewriteInterceptor.java

@@ -106,6 +106,8 @@ protected QueryBuilder buildCombinedInferenceAndNonInferenceQuery(
                 )
             );
         }
+        boolQueryBuilder.boost(queryBuilder.boost());
+        boolQueryBuilder.queryName(queryBuilder.queryName());
         return boolQueryBuilder;
     }