chore: lichess social link in docs

exampleSite/content/about/index.en.md

@@ -52,7 +52,7 @@ math:
 
 * :(far fa-user fa-fw): **Gravatar** supported by [Gravatar](https://gravatar.com)
 * :(fas fa-user-circle fa-fw): Local **Avatar** supported
-* :(far fa-id-card fa-fw): Up to **66** social links supported
+* :(far fa-id-card fa-fw): Up to **67** social links supported
 * :(fas fa-share-square fa-fw): Up to **24** share sites supported
 * :(far fa-comment fa-fw): **Disqus** comment system supported by [Disqus](https://disqus.com)
 * :(far fa-comment-dots fa-fw): **Gitalk** comment system supported by [Gitalk](https://github.com/gitalk/gitalk)

exampleSite/content/about/index.zh-cn.md

@@ -52,7 +52,7 @@ math:
 
 * :(far fa-user fa-fw): 支持 **[Gravatar](https://gravatar.com)** 头像
 * :(fas fa-user-circle fa-fw): 支持本地**头像**
-* :(far fa-id-card fa-fw): 支持多达 **66** 种社交链接
+* :(far fa-id-card fa-fw): 支持多达 **67** 种社交链接
 * :(fas fa-share-square fa-fw): 支持多达 **24** 种网站分享
 * :(far fa-comment fa-fw): 支持 **[Disqus](https://disqus.com)** 评论系统
 * :(far fa-comment-dots fa-fw): 支持 **[Gitalk](https://github.com/gitalk/gitalk)** 评论系统

exampleSite/content/posts/theme-documentation-basics/index.en.md

@@ -405,6 +405,7 @@ Please open the code block below to view the complete sample configuration :(far
     Bilibili = ""
     Discord = ""
     DiscordInvite = ""
+    Lichess = ""
     Email = "xxxx@xxxx.com"
     RSS = true # {{< version 0.2.0 >}}
 

exampleSite/content/posts/theme-documentation-basics/index.zh-cn.md

@@ -407,6 +407,7 @@ hugo
     Bilibili = ""
     Discord = ""
     DiscordInvite = ""
+    Lichess = ""
     Email = "xxxx@xxxx.com"
     RSS = true # {{< version 0.2.0 >}}