fix test lint

test/sanity/no-duplicate-translation-keys.js

@@ -1,21 +1,20 @@
-'use strict';
 
-let glob = require('glob').sync;
+const glob = require('glob').sync;
 
 describe('Locales files', () => {
   it('do not contain duplicates of any keys', () => {
-    let translationFiles = glob('./website/common/locales/en/*.json');
+    const translationFiles = glob('./website/common/locales/en/*.json');
 
     if (translationFiles.length === 0) {
       throw new Error('Could not find any files in ./website/common/locales/en/*.json');
     }
 
-    let keys = {};
+    const keys = {};
 
-    translationFiles.forEach((file) => {
-      let json = require(`../.${file}`); // eslint-disable-line global-require
+    translationFiles.forEach(file => {
+      const json = require(`../.${file}`); // eslint-disable-line global-require, import/no-dynamic-require
 
-      Object.keys(json).forEach((key) => {
+      Object.keys(json).forEach(key => {
         if (keys[key]) {
           throw new Error(`${key} in ${file} already exists in ${keys[key]}.`);
         }

test/sanity/use-proper-babel-path.js

@@ -1,20 +1,19 @@
-'use strict';
 
-let glob = require('glob').sync;
-let readFile = require('fs').readFileSync;
+const glob = require('glob').sync;
+const readFile = require('fs').readFileSync;
 
 const IMPORT_REGEX = /(import|require).*common\/script/;
 
 describe('Use Proper Babel Paths', () => {
   it('uses proper babel files in website/server', () => {
-    let websiteServerPaths = glob('./website/server/**/*.js');
+    const websiteServerPaths = glob('./website/server/**/*.js');
 
     if (websiteServerPaths.length === 0) {
       throw new Error('Could not find any files in website/server/**/*.js');
     }
 
-    websiteServerPaths.forEach((filePath) => {
-      let file = readFile(filePath, {encoding: 'utf8'});
+    websiteServerPaths.forEach(filePath => {
+      const file = readFile(filePath, { encoding: 'utf8' });
 
       try {
         expect(file).to.not.match(IMPORT_REGEX);