ci: refs #6695 vitest junit file fix

Jenkinsfile

@@ -87,7 +87,7 @@ pipeline {
                 expression { !PROTECTED_BRANCH }
             }
             environment {
-                NODE_ENV = ""
+                NODE_ENV = ''
                 CI = 'true'
                 TZ = 'Europe/Madrid'
             }

vitest.config.js

@@ -6,11 +6,11 @@ import VueI18nPlugin from '@intlify/unplugin-vue-i18n/vite';
 import path from 'path';
 
 let reporters,
-    junit;
+    outputFile;
 
 if (process.env.CI) {
-    reporters = 'junit';
-    junit = {outputFile: './junit/vitest.xml'};
+    reporters = ['junit', 'default'];
+    outputFile = {junit: './junit/vitest.xml'};
 } else {
     reporters = 'default';
 }
@@ -19,7 +19,7 @@ if (process.env.CI) {
 export default defineConfig({
     test: {
         reporters,
-        junit,
+        outputFile,
         environment: 'happy-dom',
         setupFiles: 'test/vitest/setup-file.js',
         include: [