chore(dev): Bump semantic-release-github-pr from 6.0.1 to 6.0.3

Bumps [semantic-release-github-pr](https://github.com/pmowrer/semantic-release-github-pr) from 6.0.1 to 6.0.3.
- [Release notes](https://github.com/pmowrer/semantic-release-github-pr/releases)
- [Commits](pmowrer/semantic-release-github-pr@v6.0.1...v6.0.3)

---
updated-dependencies:
- dependency-name: semantic-release-github-pr
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>