return array even for single node result

Author: mesarth

src/worker.js

@@ -2,5 +2,5 @@ import { parentPort, workerData } from 'worker_threads';
 import { jsonpath } from "json-p3";
 
 const result = jsonpath.query(workerData.expression, workerData.input);
-parentPort.postMessage(result.valuesOrSingular());
+parentPort.postMessage(result.values());
 process.exit();