feat: fix missing privacy in sidebar

This commit not only fixes the missing privacy page in the sidebar when the website is in English or
Elefen, but it also simplifies listing all pages available on the website regardless of the
language.

content/.vuepress/config.ts

@@ -2,7 +2,7 @@ import { defineUserConfig, defaultTheme } from 'vuepress';
 import { removeHtmlExtensionPlugin } from 'vuepress-plugin-remove-html-extension';
 import head from './head';
 import locales from './locales';
-import themeLocales from './themeLocales';
+import { themeLocales } from './themeLocales';
 
 export default defineUserConfig({
   lang: 'fr-FR',