Bump react-router

Bumps the npm_and_yarn group with 1 update in the /frontend directory: [react-router](https://github.com/remix-run/react-router/tree/HEAD/packages/react-router).


Updates `react-router` from 6.30.1 to 6.30.3
- [Release notes](https://github.com/remix-run/react-router/releases)
- [Changelog](https://github.com/remix-run/react-router/blob/main/CHANGELOG.md)
- [Commits](https://github.com/remix-run/react-router/commits/react-router@6.30.3/packages/react-router)

---
updated-dependencies:
- dependency-name: react-router
  dependency-version: 6.30.3
  dependency-type: indirect
  dependency-group: npm_and_yarn
...

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

Author: dependabot[bot]

frontend/package-lock.json

@@ -26,7 +26,7 @@
   "dependencies": {
     "react": "^18.2.0",
     "react-dom": "^18.2.0",
-    "react-router-dom": "^6.20.1",
+    "react-router-dom": "^6.30.3",
     "react-query": "^3.39.3",
     "@tanstack/react-query": "^5.12.2",
     "zustand": "^4.4.7",