chore(ci): bump peaceiris/actions-gh-pages from 3 to 4

Bumps [peaceiris/actions-gh-pages](https://github.com/peaceiris/actions-gh-pages) from 3 to 4.
- [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...v4)

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

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

Author: dependabot[bot]

.github/workflows/book.yml

@@ -54,7 +54,7 @@ jobs:
     - uses: actions/download-artifact@v3
       with:
         name: book
-    - uses: peaceiris/actions-gh-pages@v3
+    - uses: peaceiris/actions-gh-pages@v4
       with:
         github_token: ${{ secrets.GITHUB_TOKEN }}
         publish_dir: .

.github/workflows/release.yml

@@ -230,7 +230,7 @@ jobs:
           cd scoop
           $template -f $version,$file,$sha256>plc.json
       - name: Deploy
-        uses: peaceiris/actions-gh-pages@v3
+        uses: peaceiris/actions-gh-pages@v4
         if: ${{ matrix.config.os == 'windows-latest' }}
         with:
           personal_token: ${{ secrets.PAT }}