Bump vue-router from 5.1.0 to 5.2.0 in /jena-fuseki2/jena-fuseki-ui

Bumps [vue-router](https://github.com/vuejs/router) from 5.1.0 to 5.2.0.
- [Release notes](https://github.com/vuejs/router/releases)
- [Commits](https://github.com/vuejs/router/compare/v5.1.0...v5.2.0)

---
updated-dependencies:
- dependency-name: vue-router
  dependency-version: 5.2.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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