Remove sandbox protection to allow running headless chrome

Author: wayfarer3130

karma.conf.js

@@ -51,12 +51,12 @@ module.exports = function(config) {
     customLaunchers: {
       Chrome_without_security: {
         base: 'Chrome',
-        flags: ['--disable-web-security'],
+        flags: ['--disable-web-security', '--no-sandbox'],
       },
 
       ChromeHeadless_without_security: {
         base: 'ChromeHeadless',
-        flags: ['--disable-web-security'],
+        flags: ['--disable-web-security', '--no-sandbox'],
       },
     },