docs: bump vuepress + fix broken link

Author: yyx990803

docs/zh/README.md

@@ -15,7 +15,7 @@ Vue Test Utils 是 Vue.js 官方的单元测试实用工具库。
   * [配合 Vuex 实用](guides/using-with-vuex.md)
 * [API](api/README.md)
   * [mount](api/mount.md)
-  * [shallow](api/shallow.md)
+  * [shallowMount](api/shallowMount.md)
   * [render](api/render.md)
   * [renderToString](api/renderToString.md)
   * [挂载选项](api/options.md)

package.json

@@ -69,7 +69,7 @@
     "vue-router": "^3.0.1",
     "vue-server-renderer": "2.5.13",
     "vue-template-compiler": "2.5.13",
-    "vuepress": "^0.9.0",
+    "vuepress": "^0.10.0",
     "vuepress-theme-vue": "^1.0.3",
     "vuetify": "^0.16.9",
     "vuex": "^3.0.1",