[zh] Sync /zh-cn/_index.html

Author: windsonsea

content/zh-cn/_index.html

@@ -66,14 +66,14 @@ <h2>将 150+ 微服务迁移到 Kubernetes 上的挑战</h2>
         <button id="desktopShowVideoButton" onclick="kub.showVideo()">观看视频</button>
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-        <!-- <a href="https://events.linuxfoundation.org/kubecon-cloudnativecon-north-america/" button id="desktopKCButton">Attend KubeCon North America on October 24-28, 2022</a> -->
-        <a href="https://events.linuxfoundation.org/kubecon-cloudnativecon-north-america/" button id="desktopKCButton">参加 2022 年 10 月 24-28 日的北美 KubeCon</a>
+        <!-- <a href="https://events.linuxfoundation.org/kubecon-cloudnativecon-europe/" button id="desktopKCButton">Attend KubeCon + CloudNativeCon Europe on April 18-21, 2023</a> -->
+        <a href="https://events.linuxfoundation.org/kubecon-cloudnativecon-europe/" button id="desktopKCButton">参加 2023 年 4 月 18-21 日的欧洲 KubeCon + CloudNativeCon</a>
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         <br>
-        <!-- <a href="https://events.linuxfoundation.org/kubecon-cloudnativecon-europe-2023/" button id="desktopKCButton">Attend KubeCon Europe on April 17-21, 2023</a> -->
-        <a href="https://events.linuxfoundation.org/kubecon-cloudnativecon-europe-2023/" button id="desktopKCButton">参加 2023 年 4 月 17-21 日的欧洲 KubeCon</a>
+        <!-- <a href="https://events.linuxfoundation.org/kubecon-cloudnativecon-north-america/" button id="desktopKCButton">Attend KubeCon + CloudNativeCon North America on November 6-9, 2023</a> -->
+        <a href="https://events.linuxfoundation.org/kubecon-cloudnativecon-north-america/" button id="desktopKCButton">参加 2023 年 11 月 6-9 日的北美 KubeCon + CloudNativeCon</a>
 </div>
 <div id="videoPlayer">
     <iframe data-url="https://www.youtube.com/embed/H06qrNmGqyE?autoplay=1" frameborder="0" allowfullscreen></iframe>