build(deps): Bump slate from 0.102.0 to 0.103.0 (#1847)

Bumps [slate](https://github.com/ianstormtaylor/slate) from 0.102.0 to 0.103.0.
- [Release notes](https://github.com/ianstormtaylor/slate/releases)
- [Commits](https://github.com/ianstormtaylor/slate/compare/[email protected]@0.103.0)

---
updated-dependencies:
- dependency-name: slate
  dependency-type: indirect
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>