build(deps): bump jpeg-decoder from 0.1.19 to 0.1.20

Bumps [jpeg-decoder](https://github.com/image-rs/jpeg-decoder) from 0.1.19 to 0.1.20.
- [Release notes](https://github.com/image-rs/jpeg-decoder/releases)
- [Changelog](https://github.com/image-rs/jpeg-decoder/blob/master/CHANGELOG.md)
- [Commits](image-rs/jpeg-decoder@v0.1.19...v0.1.20)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>