Bump the frontend-production group across 1 directory with 3 updates

Bumps the frontend-production group with 3 updates in the /frontend directory: [next](https://github.com/vercel/next.js), [react-bootstrap](https://github.com/react-bootstrap/react-bootstrap) and [react-intl](https://github.com/formatjs/formatjs).


Updates `next` from 14.2.12 to 15.0.1
- [Release notes](https://github.com/vercel/next.js/releases)
- [Changelog](https://github.com/vercel/next.js/blob/canary/release.js)
- [Commits](vercel/next.js@v14.2.12...v15.0.1)

Updates `react-bootstrap` from 2.10.4 to 2.10.5
- [Release notes](https://github.com/react-bootstrap/react-bootstrap/releases)
- [Changelog](https://github.com/react-bootstrap/react-bootstrap/blob/master/CHANGELOG.md)
- [Commits](react-bootstrap/react-bootstrap@v2.10.4...v2.10.5)

Updates `react-intl` from 6.6.8 to 6.8.4
- [Release notes](https://github.com/formatjs/formatjs/releases)
- [Commits](https://github.com/formatjs/formatjs/compare/[email protected]@6.8.4)

---
updated-dependencies:
- dependency-name: next
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: frontend-production
- dependency-name: react-bootstrap
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: frontend-production
- dependency-name: react-intl
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: frontend-production
...

Signed-off-by: dependabot[bot] <[email protected]>

frontend/package.json

@@ -39,12 +39,12 @@
     "@fortawesome/free-solid-svg-icons": "^6.6.0",
     "@fortawesome/react-fontawesome": "^0.2.2",
     "bootstrap": "^5.3.3",
-    "next": "14.2.12",
+    "next": "15.0.1",
     "playwright-test-coverage": "^1.2.12",
     "react": "^18",
-    "react-bootstrap": "^2.10.4",
+    "react-bootstrap": "^2.10.5",
     "react-dom": "^18",
-    "react-intl": "^6.6.8",
+    "react-intl": "^6.8.4",
     "shx": "^0.3.4",
     "swr": "^2.2.5"
   },