Merge pull request #832 from OSGeo/dependabot/github_actions/peaceiris/actions-gh-pages-4

Bump peaceiris/actions-gh-pages from 3 to 4

Author: cvvergara

.github/workflows/deploy-pages.yml

@@ -46,7 +46,7 @@ jobs:
 
       - name: Deploy pages
         if: github.ref == 'refs/heads/master'
-        uses: peaceiris/actions-gh-pages@v3
+        uses: peaceiris/actions-gh-pages@v4
         with:
           github_token: ${{ secrets.GITHUB_TOKEN }}
           publish_dir: build/_build/html