Bump file-type and jimp

Bumps [file-type](https://github.com/sindresorhus/file-type) to 21.3.4 and updates ancestor dependency [jimp](https://github.com/jimp-dev/jimp). These dependencies need to be updated together.


Updates `file-type` from 16.5.4 to 21.3.4
- [Release notes](https://github.com/sindresorhus/file-type/releases)
- [Commits](sindresorhus/file-type@v16.5.4...v21.3.4)

Updates `jimp` from 1.6.0 to 1.6.1
- [Release notes](https://github.com/jimp-dev/jimp/releases)
- [Changelog](https://github.com/jimp-dev/jimp/blob/v1.6.1/CHANGELOG.md)
- [Commits](jimp-dev/jimp@v1.6.0...v1.6.1)

---
updated-dependencies:
- dependency-name: file-type
  dependency-version: 21.3.4
  dependency-type: indirect
- dependency-name: jimp
  dependency-version: 1.6.1
  dependency-type: direct:production
...

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Author: dependabot[bot]