fix: upgrade react-router-dom from 6.25.1 to 6.26.0

Snyk has created this PR to upgrade react-router-dom from 6.25.1 to 6.26.0.

See this package in npm:
react-router-dom

See this project in Snyk:
https://app.snyk.io/org/zntb/project/be576617-3b31-4979-bdde-f06ac2d04b83?utm_source=github&utm_medium=referral&page=upgrade-pr

Author: snyk-bot

frontend/package-lock.json

@@ -8,7 +8,7 @@
     "@testing-library/user-event": "^13.5.0",
     "react": "^18.3.1",
     "react-dom": "^18.3.1",
-    "react-router-dom": "^6.25.1",
+    "react-router-dom": "^6.26.0",
     "react-scripts": "5.0.1",
     "web-vitals": "^2.1.4"
   },