chore(deps): bump multer and @nestjs/platform-express

Bumps [multer](https://github.com/expressjs/multer) and [@nestjs/platform-express](https://github.com/nestjs/nest/tree/HEAD/packages/platform-express). These dependencies needed to be updated together.

Updates `multer` from 1.4.5-lts.1 to 2.0.2
- [Release notes](https://github.com/expressjs/multer/releases)
- [Changelog](https://github.com/expressjs/multer/blob/main/CHANGELOG.md)
- [Commits](expressjs/multer@v1.4.5-lts.1...v2.0.2)

Updates `@nestjs/platform-express` from 10.3.7 to 10.4.20
- [Release notes](https://github.com/nestjs/nest/releases)
- [Commits](https://github.com/nestjs/nest/commits/v10.4.20/packages/platform-express)

---
updated-dependencies:
- dependency-name: multer
  dependency-version: 2.0.2
  dependency-type: direct:production
- dependency-name: "@nestjs/platform-express"
  dependency-version: 10.4.20
  dependency-type: direct:production
...

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Author: dependabot[bot]