Bump vue-router from 3.4.9 to 3.5.1 in /services/phpstan

Bumps [vue-router](https://github.com/vuejs/vue-router) from 3.4.9 to 3.5.1.
- [Release notes](https://github.com/vuejs/vue-router/releases)
- [Changelog](https://github.com/vuejs/vue-router/blob/dev/CHANGELOG.md)
- [Commits](vuejs/vue-router@v3.4.9...v3.5.1)

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

services/phpstan/package-lock.json

@@ -15,7 +15,7 @@
     "node-emoji": "^1.10.0",
     "semver": "^7.3.4",
     "vue": "^2.6.12",
-    "vue-router": "^3.4.9"
+    "vue-router": "^3.5.1"
   },
   "devDependencies": {
     "@types/lodash": "^4.14.168",