chore: bump @semantic-release/github from 12.0.3 to 12.0.6 (#83)

Bumps [@semantic-release/github](https://github.com/semantic-release/github) from 12.0.3 to 12.0.6.
- [Release notes](https://github.com/semantic-release/github/releases)
- [Commits](semantic-release/github@v12.0.3...v12.0.6)

---
updated-dependencies:
- dependency-name: "@semantic-release/github"
  dependency-version: 12.0.6
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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Author: dependabot[bot]