Bump peaceiris/actions-gh-pages from 3.9.0 to 3.9.2 (#746)

Bumps [peaceiris/actions-gh-pages](https://github.com/peaceiris/actions-gh-pages) from 3.9.0 to 3.9.2.
- [Release notes](https://github.com/peaceiris/actions-gh-pages/releases)
- [Changelog](https://github.com/peaceiris/actions-gh-pages/blob/main/CHANGELOG.md)
- [Commits](peaceiris/actions-gh-pages@v3.9.0...v3.9.2)

---
updated-dependencies:
- dependency-name: peaceiris/actions-gh-pages
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

.github/workflows/pitest.yml

@@ -35,7 +35,7 @@ jobs:
         run: mvn package -Ppitest org.pitest:pitest-maven:mutationCoverage
 
       - name: Deploy
-        uses: peaceiris/[email protected].0
+        uses: peaceiris/[email protected].2
         with:
           github_token: ${{ secrets.GITHUB_TOKEN }}
           publish_dir: ./target/pit-reports/*/