Bump shellexpand from 3.1.1 to 3.1.2

Bumps [shellexpand](https://gitlab.com/ijackson/rust-shellexpand) from 3.1.1 to 3.1.2.
- [Commits](https://gitlab.com/ijackson/rust-shellexpand/compare/shellexpand-3.1.1...shellexpand-3.1.2)

---
updated-dependencies:
- dependency-name: shellexpand
  dependency-version: 3.1.2
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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Author: dependabot[bot]