Bump minimist and jimp

Bumps [minimist](https://github.com/substack/minimist) and [jimp](https://github.com/oliver-moran/jimp). These dependencies needed to be updated together.

Updates `minimist` from 0.0.8 to 1.2.6
- [Release notes](https://github.com/substack/minimist/releases)
- [Commits](https://github.com/substack/minimist/compare/0.0.8...1.2.6)

Updates `jimp` from 0.2.28 to 0.16.1
- [Release notes](https://github.com/oliver-moran/jimp/releases)
- [Changelog](https://github.com/oliver-moran/jimp/blob/master/CHANGELOG.md)
- [Commits](jimp-dev/jimp@0.2.28...v0.16.1)

---
updated-dependencies:
- dependency-name: minimist
  dependency-type: indirect
- dependency-name: jimp
  dependency-type: direct:production
...

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