Bump next and next-intl in /use-cases/listings

Bumps [next](https://github.com/vercel/next.js) and [next-intl](https://github.com/amannn/next-intl). These dependencies needed to be updated together.

Updates `next` from 14.2.5 to 16.2.1
- [Release notes](https://github.com/vercel/next.js/releases)
- [Changelog](https://github.com/vercel/next.js/blob/canary/release.js)
- [Commits](vercel/next.js@v14.2.5...v16.2.1)

Updates `next-intl` from 3.15.5 to 3.26.5
- [Release notes](https://github.com/amannn/next-intl/releases)
- [Changelog](https://github.com/amannn/next-intl/blob/main/CHANGELOG.md)
- [Commits](amannn/next-intl@v3.15.5...v3.26.5)

---
updated-dependencies:
- dependency-name: next
  dependency-version: 16.2.1
  dependency-type: direct:production
- dependency-name: next-intl
  dependency-version: 3.26.5
  dependency-type: direct:production
...

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Author: dependabot[bot]