[ACS-10740] Adjust Karma and Jest config (#11365)

lib/insights/karma.conf.js

@@ -1,5 +1,6 @@
 // Karma configuration file, see link for more information
 // https://karma-runner.github.io/1.0/config/configuration-file.html
+/* eslint-env es6 */
 const { join } = require('path');
 const { constants } = require('karma');
 
@@ -49,13 +50,13 @@ module.exports = function (config) {
         },
 
         mochaReporter: {
-            ignoreSkipped: process.env?.KARMA_IGNORE_SKIPPED === 'true'
+            ignoreSkipped: process.env.KARMA_IGNORE_SKIPPED === 'true'
         },
 
         coverageReporter: {
-            dir: join(__dirname, './coverage/insights'),
+            dir: join(__dirname, '../../coverage/insights'),
             subdir: '.',
-            reporters: [{ type: 'html' }, { type: 'text-summary' }],
+            reporters: [{ type: 'html' }, { type: 'text-summary' }, { type: 'text-summary', subdir: '.', file: 'summary.txt' }],
             check: {
                 global: {
                     statements: 75,