Revert "feat: add analytics module for tracking page views (#635)" (#637)

This reverts commit 1d5e1b9.

Author: delei

website/docusaurus.config.js

@@ -35,7 +35,6 @@ const config = {
     customFields: {
         repoUrl,
     },
-    clientModules: [require.resolve('./src/analytics.ts')],
     i18n: {
         defaultLocale: 'en',
         locales: ['en', 'zh-cn'],