fix($theme-default): handle algolia search result with Chinese hash (close: #2431) (#2432)

packages/@vuepress/theme-default/components/AlgoliaSearchBox.vue

@@ -59,7 +59,8 @@ export default {
             handleSelected: (input, event, suggestion) => {
               const { pathname, hash } = new URL(suggestion.url)
               const routepath = pathname.replace(this.$site.base, '/')
-              this.$router.push(`${routepath}${hash}`)
+              const _hash = decodeURIComponent(hash)
+              this.$router.push(`${routepath}${_hash}`)
             }
           }
         ))