chore: fix link

Author: ulivz

README.md

@@ -62,7 +62,7 @@ Websites built with VuePress:
 * [vue-cli](https://cli.vuejs.org/)
 * [vuex](https://vuex.vuejs.org/)
 * [vue-server-renderer](https://ssr.vuejs.org/)
-* [vue-router](https://github.com/vuejs/vue-router)
+* [vue-router](https://router.vuejs.org/)
 * [vue-test-utils](https://vue-test-utils.vuejs.org/)
 * [vue-loader](https://vue-loader.vuejs.org/)
 * [vetur](https://vuejs.github.io/vetur/)