Bump vue-router from 3.0.6 to 3.1.3 in /vuejs

Bumps [vue-router](https://github.com/vuejs/vue-router) from 3.0.6 to 3.1.3.
- [Release notes](https://github.com/vuejs/vue-router/releases)
- [Changelog](https://github.com/vuejs/vue-router/blob/dev/CHANGELOG.md)
- [Commits](https://github.com/vuejs/vue-router/compare/v3.0.6...v3.1.3)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

vuejs/package.json

@@ -17,7 +17,7 @@
     "qs": "^6.8.0",
     "tailwindcss": "^1.1.2",
     "vue": "^2.6.10",
-    "vue-router": "^3.0.3",
+    "vue-router": "^3.1.3",
     "vue-save-state": "^1.2.0"
   },
   "devDependencies": {