NRL-973 remove fail import

Author: eesa456

tests/performance/consumer/client.js

@@ -5,7 +5,7 @@ import {
   ODS_CODE,
 } from "../constants.js";
 import http from "k6/http";
-import { check, fail } from "k6";
+import { check } from "k6";
 
 function getHeaders(odsCode = ODS_CODE) {
   return {

tests/performance/producer/client.js

@@ -7,7 +7,7 @@ import {
   POINTER_DOCUMENTS,
   POINTERS_TO_DELETE,
 } from "../constants.js";
-import { check, fail } from "k6";
+import { check } from "k6";
 import { randomItem } from "https://jslib.k6.io/k6-utils/1.2.0/index.js";
 import { crypto } from "k6/experimental/webcrypto";
 import { createRecord } from "../setup.js";