Bump actions/configure-pages from 3 to 5

Bumps [actions/configure-pages](https://github.com/actions/configure-pages) from 3 to 5.
- [Release notes](https://github.com/actions/configure-pages/releases)
- [Commits](https://github.com/actions/configure-pages/compare/v3...v5)

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

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

.github/workflows/github_pages.yml

@@ -59,7 +59,7 @@ jobs:
         run: git clone '${{ inputs.theme }}' .theme
       - name: Configure GitHub Pages
         id: pages
-        uses: actions/configure-pages@v3
+        uses: actions/configure-pages@v5
       - name: Install requirements
         run: pip install ${{ inputs.requirements }}
       - name: Build Pelican site