Bump @vue/cli-plugin-router from 4.5.11 to 4.5.12 (#295)

Bumps [@vue/cli-plugin-router](https://github.com/vuejs/vue-cli/tree/HEAD/packages/@vue/cli-plugin-router) from 4.5.11 to 4.5.12.
- [Release notes](https://github.com/vuejs/vue-cli/releases)
- [Changelog](https://github.com/vuejs/vue-cli/blob/dev/CHANGELOG.md)
- [Commits](https://github.com/vuejs/vue-cli/commits/v4.5.12/packages/@vue/cli-plugin-router)

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

package.json

@@ -27,7 +27,7 @@
   "devDependencies": {
     "@vue/cli-plugin-babel": "^4.5.12",
     "@vue/cli-plugin-eslint": "^4.5.11",
-    "@vue/cli-plugin-router": "^4.5.11",
+    "@vue/cli-plugin-router": "^4.5.12",
     "@vue/cli-service": "^4.5.12",
     "@vue/eslint-config-prettier": "^6.0.0",
     "babel-eslint": "^10.1.0",