Revert "demo: implement a new translation in work/adventar-bell.html #8"

This reverts commit 57c75d9.

component/work/adventar-bell.html

@@ -10,10 +10,7 @@ <h2 class="mt-5">Work/Adventar Bell</h2>
         <h4 class="mt-1">Adventar Bell</h4>
         <!--<h4 class="mt-1"><a class="text-decoration-none" href="{$root}work/jppostbank-coin-handling-fee-simulator.html">UEC Kanmeiban Generator</a></h4>-->
         <p class="lead"><i class="bi bi-code-slash pe-1"></i>JavaScript, Google Apps Script, Webhook</p>
-        <div class="lang">
-          <p class="lang-jp">Adventarで開催されるAdvent Calendarに記事が投稿/公開された旨を，SlackやDiscordで通知してくれるツールを開発しました．</p>
-          <p class="lang-en">I have developed a tool that notifies you via Slack and/or Discord when articles are posted in the Advent Calendar held at Adventar.</p>
-        </div>
+        <p>Adventarで開催されるAdvent Calendarに記事が投稿/公開された旨を，SlackやDiscordで通知してくれるツールを開発しました．</p>
         <div class="link-to-outside my-2">
           <a class="btn btn-primary" href="https://github.com/matchaism/adventar_bell" role="button">GitHub</a>
           <a class="btn btn-primary" href="https://qiita.com/matchaism/items/f0f2c9ff7e3ffbab56eb" role="button">Qiita</a>

work.html

@@ -20,7 +20,6 @@
 <script src="https://code.jquery.com/jquery-3.7.1.js" integrity="sha256-eKhayi8LEQwp4NKxN+CfCh+3qOVUtJn3QNZ0TciWLP4=" crossorigin="anonymous"></script>
 
 <!-- JS -->
-<script src="./js/english.js" charset="utf-8"></script>
 <script src="./js/component.js" charset="utf-8"></script>
 
 </head>