Bump actions/deploy-pages from 4 to 5

Bumps [actions/deploy-pages](https://github.com/actions/deploy-pages) from 4 to 5.
- [Release notes](https://github.com/actions/deploy-pages/releases)
- [Commits](actions/deploy-pages@v4...v5)

---
updated-dependencies:
- dependency-name: actions/deploy-pages
  dependency-version: '5'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

.github/workflows/jekyll.yml

@@ -60,7 +60,7 @@ jobs:
     steps:
     - name: Deploy to GitHub Pages
       id: deployment
-      uses: actions/deploy-pages@v4
+      uses: actions/deploy-pages@v5
     - name: Purge Cloudflare cache
       run: |
         curl -X POST "https://api.cloudflare.com/client/v4/zones/${{ secrets.CLOUDFLARE_ZONE_ID }}/purge_cache" \