Update GitHub Actions workflow for deploying docs

Author: vsvito420

.github/workflows/deploy-docs.yml

@@ -19,7 +19,7 @@ jobs:
       - name: Build documentation
         run: cd docs && sphinx-build -b html . _build
       - name: Deploy to GitHub Pages
-        uses: peaceiris/actions-gh-pages@v3
+        uses: actions/deploy-pages@v4
         with:
-          github_token: ${{ secrets.GITHUB_TOKEN }}
-          publish_dir: docs/_build
+          artifact-dir: docs/_build
+          token: ${{ secrets.GITHUB_TOKEN }}