Bump cargo_metadata from 0.15.1 to 0.15.2 (#200)

Bumps [cargo_metadata](https://github.com/oli-obk/cargo_metadata) from 0.15.1 to 0.15.2.
- [Release notes](https://github.com/oli-obk/cargo_metadata/releases)
- [Changelog](https://github.com/oli-obk/cargo_metadata/blob/main/CHANGELOG.md)
- [Commits](oli-obk/cargo_metadata@v0.15.1...v0.15.2)

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

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: msrd0 <[email protected]>