Bump solargraph from 0.60.1 to 0.60.3

Bumps [solargraph](https://github.com/castwide/solargraph) from 0.60.1 to 0.60.3.
- [Changelog](https://github.com/castwide/solargraph/blob/master/CHANGELOG.md)
- [Commits](https://github.com/castwide/solargraph/compare/v0.60.1...v0.60.3)

---
updated-dependencies:
- dependency-name: solargraph
  dependency-version: 0.60.3
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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