chore(deps)(deps): bump recharts from 3.8.0 to 3.8.1 in /frontend/app

Bumps [recharts](https://github.com/recharts/recharts) from 3.8.0 to 3.8.1.
- [Release notes](https://github.com/recharts/recharts/releases)
- [Changelog](https://github.com/recharts/recharts/blob/main/CHANGELOG.md)
- [Commits](recharts/recharts@v3.8.0...v3.8.1)

---
updated-dependencies:
- dependency-name: recharts
  dependency-version: 3.8.1
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

frontend/app/package.json

@@ -56,7 +56,7 @@
     "react-hook-form": "^7.72.0",
     "react-resizable-panels": "^4.8.0",
     "react-router": "^7.13.2",
-    "recharts": "^3.8.0",
+    "recharts": "^3.8.1",
     "sonner": "^2.0.7",
     "tailwind-merge": "^3.5.0",
     "tailwindcss": "^4.2.2",