chore(deps): bump qs and @nestjs/platform-express in /examples/9-nestjs

Bumps [qs](https://github.com/ljharb/qs) to 6.14.1 and updates ancestor dependency [@nestjs/platform-express](https://github.com/nestjs/nest/tree/HEAD/packages/platform-express). These dependencies need to be updated together.


Updates `qs` from 6.13.0 to 6.14.1
- [Changelog](https://github.com/ljharb/qs/blob/main/CHANGELOG.md)
- [Commits](ljharb/qs@v6.13.0...v6.14.1)

Updates `@nestjs/platform-express` from 10.4.3 to 10.4.22
- [Release notes](https://github.com/nestjs/nest/releases)
- [Commits](https://github.com/nestjs/nest/commits/v10.4.22/packages/platform-express)

---
updated-dependencies:
- dependency-name: qs
  dependency-version: 6.14.1
  dependency-type: indirect
- dependency-name: "@nestjs/platform-express"
  dependency-version: 10.4.22
  dependency-type: direct:production
...

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Author: dependabot[bot]