docs: make links in home page relative

docs/en/index.md

@@ -8,10 +8,10 @@ hero:
   actions:
     - theme: brand
       text: What is VitePress?
-      link: /guide/what-is-vitepress
+      link: ./guide/what-is-vitepress
     - theme: alt
       text: Quickstart
-      link: /guide/getting-started
+      link: ./guide/getting-started
     - theme: alt
       text: GitHub
       link: https://github.com/vuejs/vitepress

docs/es/index.md

@@ -8,10 +8,10 @@ hero:
   actions:
     - theme: brand
       text: Qué es VitePress?
-      link: /es/guide/what-is-vitepress
+      link: ./guide/what-is-vitepress
     - theme: alt
       text: Iniciar
-      link: /es/guide/getting-started
+      link: ./guide/getting-started
     - theme: alt
       text: GitHub
       link: https://github.com/vuejs/vitepress

docs/ja/index.md

@@ -8,10 +8,10 @@ hero:
   actions:
     - theme: brand
       text: VitePress とは？
-      link: /ja/guide/what-is-vitepress
+      link: ./guide/what-is-vitepress
     - theme: alt
       text: クイックスタート
-      link: /ja/guide/getting-started
+      link: ./guide/getting-started
     - theme: alt
       text: GitHub
       link: https://github.com/vuejs/vitepress

docs/ko/index.md

@@ -8,10 +8,10 @@ hero:
   actions:
     - theme: brand
       text: VitePress란 무엇인가?
-      link: /ko/guide/what-is-vitepress
+      link: ./guide/what-is-vitepress
     - theme: alt
       text: 빠른 시작
-      link: /ko/guide/getting-started
+      link: ./guide/getting-started
     - theme: alt
       text: GitHub
       link: https://github.com/vuejs/vitepress

docs/pt/index.md

@@ -8,10 +8,10 @@ hero:
   actions:
     - theme: brand
       text: O que é VitePress?
-      link: /pt/guide/what-is-vitepress
+      link: ./guide/what-is-vitepress
     - theme: alt
       text: Iniciar
-      link: /pt/guide/getting-started
+      link: ./guide/getting-started
     - theme: alt
       text: GitHub
       link: https://github.com/vuejs/vitepress

docs/ru/index.md

@@ -8,10 +8,10 @@ hero:
   actions:
     - theme: brand
       text: Что такое VitePress?
-      link: /ru/guide/what-is-vitepress
+      link: ./guide/what-is-vitepress
     - theme: alt
       text: Первые шаги
-      link: /ru/guide/getting-started
+      link: ./guide/getting-started
     - theme: alt
       text: GitHub
       link: https://github.com/vuejs/vitepress

docs/zh/index.md

@@ -8,10 +8,10 @@ hero:
   actions:
     - theme: brand
       text: 什么是 VitePress?
-      link: /zh/guide/what-is-vitepress
+      link: ./guide/what-is-vitepress
     - theme: alt
       text: 快速开始
-      link: /zh/guide/getting-started
+      link: ./guide/getting-started
     - theme: alt
       text: GitHub
       link: https://github.com/vuejs/vitepress