fix: set the query-time to 0 if none can be determined

src/Service/Search/SolrMoreLikeThis.php

@@ -75,7 +75,7 @@ private function buildResult(
             offset: 0,
             results: $resourceList,
             facetGroups: [],
-            queryTime: $result->getQueryTime() ?? -1
+            queryTime: $result->getQueryTime() ?? 0
         );
     }
 }