refactor: standardized files name (#1884)

style-guide: https://panjiachen.github.io/vue-element-admin-site/guide/advanced/style-guide.html#style-guide

src/views/guide/index.vue

@@ -2,8 +2,7 @@
   <div class="app-container">
     <p class="warn-content">
       {{ $t('guide.description') }}
-      <a href="https://github.com/kamranahmedse/driver.js" target="_blank">driver.js.
-      </a>
+      <a href="https://github.com/kamranahmedse/driver.js" target="_blank">driver.js.</a>
     </p>
     <el-button icon="el-icon-question" type="primary" @click.prevent.stop="guide">
       {{ $t('guide.button') }}
@@ -14,7 +13,7 @@
 <script>
 import Driver from 'driver.js' // import driver.js
 import 'driver.js/dist/driver.min.css' // import driver.js css
-import steps from './defineSteps'
+import steps from './steps'
 
 export default {
   name: 'Guide',