chore(deps): update actions/upload-pages-artifact action to v4 (#906)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

.github/workflows/docs.yaml

@@ -73,7 +73,7 @@ jobs:
               uses: actions/configure-pages@v5
 
             - name: Upload GitHub Pages artifact
-              uses: actions/upload-pages-artifact@v3
+              uses: actions/upload-pages-artifact@v4
               with:
                   path: ./website/build