Fix snapshot test

Author: SimenB

packages/jest-editor-support/src/__tests__/Snapshot-test.js

@@ -8,8 +8,9 @@
 
 'use strict';
 
-const path = require('path');
-const Snapshot = require('../Snapshot');
+import path from 'path';
+import Snapshot from '../Snapshot';
+
 const snapshotHelper = new Snapshot();
 const snapshotFixturePath = path.resolve(__dirname, 'fixtures/snapshots');