v0.5.1

Release v0.5.1

- Fix C# language detection (#1) by @perleino
- Update CI workflow for macOS runners
- Fix cross-compilation by vendoring OpenSSL

- @perleino made their first contribution in #1

**Full Changelog**: https://github.com/adhishthite/ocloc/compare/v0.5.0...v0.5.1