Bump to upload-pages-artifact action from v2 to v3

Author: deewhyweb

.github/workflows/publish.yml

@@ -32,7 +32,7 @@ jobs:
       - name: Setup Pages
         uses: actions/configure-pages@v3
       - name: Upload artifact
-        uses: actions/upload-pages-artifact@v2
+        uses: actions/upload-pages-artifact@v3
         with:
           path: workshop/build/site
       - name: Deploy to GitHub Pages