web-ui: format Karma configuration file

web-ui/karma.conf.js

@@ -16,10 +16,11 @@ module.exports = function (config) {
       clearContext: false // leave Jasmine Spec Runner output visible in browser
     },
     coverageIstanbulReporter: {
-      dir: require('path').join(__dirname, 'coverage'), reports: [ 'html', 'lcovonly' ],
+      dir: require('path').join(__dirname, 'coverage'),
+      reports: [ 'html', 'lcovonly' ],
       fixWebpackSourcePaths: true
     },
-    
+
     reporters: ['progress', 'kjhtml'],
     port: 9876,
     colors: true,