What's Changed
* Update README.md by JamieSlome in https://github.com/Citi/pargraph/pull/19
* Update step-security/harden-runner action to v2.10.2 by renovate in https://github.com/Citi/pargraph/pull/21
* Fix graph generation when positional arguments are used by 1597463007 in https://github.com/Citi/pargraph/pull/20
**Full Changelog**: https://github.com/Citi/pargraph/compare/v0.8.4...v0.9.0