Feature
* feat: add `additional_options` input for GitHub Action (477) ([`aea60e3`](https://github.com/python-semantic-release/python-semantic-release/commit/aea60e3d290c6fe3137bff21e0db1ed936233776))
Fix
* fix: allow empty additional options (479) ([`c9b2514`](https://github.com/python-semantic-release/python-semantic-release/commit/c9b2514d3e164b20e78b33f60989d78c2587e1df))