chore(deps): bump marked from 17.0.6 to 18.0.3 in /frontend

Bumps [marked](https://github.com/markedjs/marked) from 17.0.6 to 18.0.3.
- [Release notes](https://github.com/markedjs/marked/releases)
- [Commits](markedjs/marked@v17.0.6...v18.0.3)

---
updated-dependencies:
- dependency-name: marked
  dependency-version: 18.0.3
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

frontend/package.json

@@ -26,7 +26,7 @@
         "clsx": "^2.1.1",
         "dompurify": "^3.4.1",
         "lucide-vue-next": "^0.562.0",
-        "marked": "^17.0.6",
+        "marked": "^18.0.3",
         "oidc-client-ts": "^3.5.0",
         "pinia": "^3.0.4",
         "qrcode": "^1.5.4",